+# ifdef HAS_ASCTIME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef asctime
+# if !defined(asctime) && ASCTIME_R_PROTO == REENTRANT_PROTO_B_SB
+# define asctime(a) asctime_r(a, PL_reentrant_buffer->_asctime_buffer)
+# endif
+# if !defined(asctime) && ASCTIME_R_PROTO == REENTRANT_PROTO_B_SBI
+# define asctime(a) asctime_r(a, PL_reentrant_buffer->_asctime_buffer, PL_reentrant_buffer->_asctime_size)
+# endif
+# if !defined(asctime) && ASCTIME_R_PROTO == REENTRANT_PROTO_I_SB
+# define asctime(a) (asctime_r(a, PL_reentrant_buffer->_asctime_buffer) == 0 ? PL_reentrant_buffer->_asctime_buffer : 0)
+# endif
+# if !defined(asctime) && ASCTIME_R_PROTO == REENTRANT_PROTO_I_SBI
+# define asctime(a) (asctime_r(a, PL_reentrant_buffer->_asctime_buffer, PL_reentrant_buffer->_asctime_size) == 0 ? PL_reentrant_buffer->_asctime_buffer : 0)
+# endif
+# if defined(asctime)
+# define PERL_REENTR_USING_ASCTIME_R
+# endif
+# endif
+# endif /* HAS_ASCTIME_R */
+
+
+# ifdef HAS_CRYPT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef crypt
+# if !defined(crypt) && CRYPT_R_PROTO == REENTRANT_PROTO_B_CCS
+# define crypt(a, b) crypt_r(a, b, PL_reentrant_buffer->_crypt_struct_buffer)
+# endif
+# if !defined(crypt) && CRYPT_R_PROTO == REENTRANT_PROTO_B_CCD
+# define crypt(a, b) crypt_r(a, b, &PL_reentrant_buffer->_crypt_data)
+# endif
+# if defined(crypt)
+# define PERL_REENTR_USING_CRYPT_R
+# endif
+# endif
+# endif /* HAS_CRYPT_R */
+
+
+# ifdef HAS_CTERMID_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef ctermid
+# if !defined(ctermid) && CTERMID_R_PROTO == REENTRANT_PROTO_B_B
+# define ctermid(a) ctermid_r(a)
+# endif
+# if defined(ctermid)
+# define PERL_REENTR_USING_CTERMID_R
+# endif
+# endif
+# endif /* HAS_CTERMID_R */
+
+
+# ifdef HAS_CTIME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef ctime
+# if !defined(ctime) && CTIME_R_PROTO == REENTRANT_PROTO_B_SB
+# define ctime(a) ctime_r(a, PL_reentrant_buffer->_ctime_buffer)
+# endif
+# if !defined(ctime) && CTIME_R_PROTO == REENTRANT_PROTO_B_SBI
+# define ctime(a) ctime_r(a, PL_reentrant_buffer->_ctime_buffer, PL_reentrant_buffer->_ctime_size)
+# endif
+# if !defined(ctime) && CTIME_R_PROTO == REENTRANT_PROTO_I_SB
+# define ctime(a) (ctime_r(a, PL_reentrant_buffer->_ctime_buffer) == 0 ? PL_reentrant_buffer->_ctime_buffer : 0)
+# endif
+# if !defined(ctime) && CTIME_R_PROTO == REENTRANT_PROTO_I_SBI
+# define ctime(a) (ctime_r(a, PL_reentrant_buffer->_ctime_buffer, PL_reentrant_buffer->_ctime_size) == 0 ? PL_reentrant_buffer->_ctime_buffer : 0)
+# endif
+# if defined(ctime)
+# define PERL_REENTR_USING_CTIME_R
+# endif
+# endif
+# endif /* HAS_CTIME_R */
+
+
+# ifdef HAS_ENDGRENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef endgrent
+# if !defined(endgrent) && ENDGRENT_R_PROTO == REENTRANT_PROTO_I_H
+# define endgrent() (endgrent_r(&PL_reentrant_buffer->_grent_fptr) == 0 ? 1 : 0)
+# endif
+# if !defined(endgrent) && ENDGRENT_R_PROTO == REENTRANT_PROTO_V_H
+# define endgrent() endgrent_r(&PL_reentrant_buffer->_grent_fptr)
+# endif
+# if defined(endgrent)
+# define PERL_REENTR_USING_ENDGRENT_R
+# endif
+# endif
+# endif /* HAS_ENDGRENT_R */
+
+
+# ifdef HAS_ENDHOSTENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef endhostent
+# if !defined(endhostent) && ENDHOSTENT_R_PROTO == REENTRANT_PROTO_I_D
+# define endhostent() (endhostent_r(&PL_reentrant_buffer->_hostent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(endhostent) && ENDHOSTENT_R_PROTO == REENTRANT_PROTO_V_D
+# define endhostent() endhostent_r(&PL_reentrant_buffer->_hostent_data)
+# endif
+# if defined(endhostent)
+# define PERL_REENTR_USING_ENDHOSTENT_R
+# endif
+# endif
+# endif /* HAS_ENDHOSTENT_R */
+
+
+# ifdef HAS_ENDNETENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef endnetent
+# if !defined(endnetent) && ENDNETENT_R_PROTO == REENTRANT_PROTO_I_D
+# define endnetent() (endnetent_r(&PL_reentrant_buffer->_netent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(endnetent) && ENDNETENT_R_PROTO == REENTRANT_PROTO_V_D
+# define endnetent() endnetent_r(&PL_reentrant_buffer->_netent_data)
+# endif
+# if defined(endnetent)
+# define PERL_REENTR_USING_ENDNETENT_R
+# endif
+# endif
+# endif /* HAS_ENDNETENT_R */
+
+
+# ifdef HAS_ENDPROTOENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef endprotoent
+# if !defined(endprotoent) && ENDPROTOENT_R_PROTO == REENTRANT_PROTO_I_D
+# define endprotoent() (endprotoent_r(&PL_reentrant_buffer->_protoent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(endprotoent) && ENDPROTOENT_R_PROTO == REENTRANT_PROTO_V_D
+# define endprotoent() endprotoent_r(&PL_reentrant_buffer->_protoent_data)
+# endif
+# if defined(endprotoent)
+# define PERL_REENTR_USING_ENDPROTOENT_R
+# endif
+# endif
+# endif /* HAS_ENDPROTOENT_R */
+
+
+# ifdef HAS_ENDPWENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef endpwent
+# if !defined(endpwent) && ENDPWENT_R_PROTO == REENTRANT_PROTO_I_H
+# define endpwent() (endpwent_r(&PL_reentrant_buffer->_pwent_fptr) == 0 ? 1 : 0)
+# endif
+# if !defined(endpwent) && ENDPWENT_R_PROTO == REENTRANT_PROTO_V_H
+# define endpwent() endpwent_r(&PL_reentrant_buffer->_pwent_fptr)
+# endif
+# if defined(endpwent)
+# define PERL_REENTR_USING_ENDPWENT_R
+# endif
+# endif
+# endif /* HAS_ENDPWENT_R */
+
+
+# ifdef HAS_ENDSERVENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef endservent
+# if !defined(endservent) && ENDSERVENT_R_PROTO == REENTRANT_PROTO_I_D
+# define endservent() (endservent_r(&PL_reentrant_buffer->_servent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(endservent) && ENDSERVENT_R_PROTO == REENTRANT_PROTO_V_D
+# define endservent() endservent_r(&PL_reentrant_buffer->_servent_data)
+# endif
+# if defined(endservent)
+# define PERL_REENTR_USING_ENDSERVENT_R
+# endif
+# endif
+# endif /* HAS_ENDSERVENT_R */
+
+
+# ifdef HAS_GETGRENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getgrent
+# if !defined(getgrent) && GETGRENT_R_PROTO == REENTRANT_PROTO_I_SBWR
+# define getgrent() ((PL_reentrant_retint = getgrent_r(&PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, &PL_reentrant_buffer->_grent_ptr)) == 0 ? PL_reentrant_buffer->_grent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrent") : 0))
+# endif
+# if !defined(getgrent) && GETGRENT_R_PROTO == REENTRANT_PROTO_I_SBIR
+# define getgrent() ((PL_reentrant_retint = getgrent_r(&PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, &PL_reentrant_buffer->_grent_ptr)) == 0 ? PL_reentrant_buffer->_grent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrent") : 0))
+# endif
+# if !defined(getgrent) && GETGRENT_R_PROTO == REENTRANT_PROTO_S_SBW
+# define getgrent() (getgrent_r(&PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size) ? &PL_reentrant_buffer->_grent_struct : ((errno == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrent") : 0))
+# endif
+# if !defined(getgrent) && GETGRENT_R_PROTO == REENTRANT_PROTO_S_SBI
+# define getgrent() (getgrent_r(&PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size) ? &PL_reentrant_buffer->_grent_struct : ((errno == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrent") : 0))
+# endif
+# if !defined(getgrent) && GETGRENT_R_PROTO == REENTRANT_PROTO_I_SBI
+# define getgrent() ((PL_reentrant_retint = getgrent_r(&PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size)) == 0 ? &PL_reentrant_buffer->_grent_struct : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrent") : 0))
+# endif
+# if !defined(getgrent) && GETGRENT_R_PROTO == REENTRANT_PROTO_I_SBIH
+# define getgrent() ((PL_reentrant_retint = getgrent_r(&PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, &PL_reentrant_buffer->_grent_fptr)) == 0 ? &PL_reentrant_buffer->_grent_struct : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrent") : 0))
+# endif
+# if defined(getgrent)
+# define PERL_REENTR_USING_GETGRENT_R
+# endif
+# endif
+# endif /* HAS_GETGRENT_R */
+
+
+# ifdef HAS_GETGRGID_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getgrgid
+# if !defined(getgrgid) && GETGRGID_R_PROTO == REENTRANT_PROTO_I_TSBWR
+# define getgrgid(a) ((PL_reentrant_retint = getgrgid_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, &PL_reentrant_buffer->_grent_ptr)) == 0 ? PL_reentrant_buffer->_grent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrgid", a) : 0))
+# endif
+# if !defined(getgrgid) && GETGRGID_R_PROTO == REENTRANT_PROTO_I_TSBIR
+# define getgrgid(a) ((PL_reentrant_retint = getgrgid_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, &PL_reentrant_buffer->_grent_ptr)) == 0 ? PL_reentrant_buffer->_grent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrgid", a) : 0))
+# endif
+# if !defined(getgrgid) && GETGRGID_R_PROTO == REENTRANT_PROTO_I_TSBI
+# define getgrgid(a) ((PL_reentrant_retint = getgrgid_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size)) == 0 ? &PL_reentrant_buffer->_grent_struct : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrgid", a) : 0))
+# endif
+# if !defined(getgrgid) && GETGRGID_R_PROTO == REENTRANT_PROTO_S_TSBI
+# define getgrgid(a) (getgrgid_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size) ? &PL_reentrant_buffer->_grent_struct : ((errno == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrgid", a) : 0))
+# endif
+# if defined(getgrgid)
+# define PERL_REENTR_USING_GETGRGID_R
+# endif
+# endif
+# endif /* HAS_GETGRGID_R */
+
+
+# ifdef HAS_GETGRNAM_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getgrnam
+# if !defined(getgrnam) && GETGRNAM_R_PROTO == REENTRANT_PROTO_I_CSBWR
+# define getgrnam(a) ((PL_reentrant_retint = getgrnam_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, &PL_reentrant_buffer->_grent_ptr)) == 0 ? PL_reentrant_buffer->_grent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrnam", a) : 0))
+# endif
+# if !defined(getgrnam) && GETGRNAM_R_PROTO == REENTRANT_PROTO_I_CSBIR
+# define getgrnam(a) ((PL_reentrant_retint = getgrnam_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size, &PL_reentrant_buffer->_grent_ptr)) == 0 ? PL_reentrant_buffer->_grent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrnam", a) : 0))
+# endif
+# if !defined(getgrnam) && GETGRNAM_R_PROTO == REENTRANT_PROTO_S_CBI
+# define getgrnam(a) (getgrnam_r(a, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size) ? PL_reentrant_buffer->_grent_buffer : ((errno == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrnam", a) : 0))
+# endif
+# if !defined(getgrnam) && GETGRNAM_R_PROTO == REENTRANT_PROTO_I_CSBI
+# define getgrnam(a) ((PL_reentrant_retint = getgrnam_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size)) == 0 ? &PL_reentrant_buffer->_grent_struct : ((PL_reentrant_retint == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrnam", a) : 0))
+# endif
+# if !defined(getgrnam) && GETGRNAM_R_PROTO == REENTRANT_PROTO_S_CSBI
+# define getgrnam(a) (getgrnam_r(a, &PL_reentrant_buffer->_grent_struct, PL_reentrant_buffer->_grent_buffer, PL_reentrant_buffer->_grent_size) ? &PL_reentrant_buffer->_grent_struct : ((errno == ERANGE) ? (struct group *) Perl_reentrant_retry("getgrnam", a) : 0))
+# endif
+# if defined(getgrnam)
+# define PERL_REENTR_USING_GETGRNAM_R
+# endif
+# endif
+# endif /* HAS_GETGRNAM_R */
+
+
+# ifdef HAS_GETHOSTBYADDR_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef gethostbyaddr
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_I_CWISBWRE
+# define gethostbyaddr(a, b, c) ((PL_reentrant_retint = gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_ptr, &PL_reentrant_buffer->_hostent_errno)) == 0 ? PL_reentrant_buffer->_hostent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_S_CWISBWIE
+# define gethostbyaddr(a, b, c) (gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? &PL_reentrant_buffer->_hostent_struct : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_S_CWISBIE
+# define gethostbyaddr(a, b, c) (gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? &PL_reentrant_buffer->_hostent_struct : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_S_TWISBIE
+# define gethostbyaddr(a, b, c) (gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? &PL_reentrant_buffer->_hostent_struct : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_S_CIISBIE
+# define gethostbyaddr(a, b, c) (gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? &PL_reentrant_buffer->_hostent_struct : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_S_CSBIE
+# define gethostbyaddr(a, b, c) (gethostbyaddr_r(a, b, c, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? 1 : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_S_TSBIE
+# define gethostbyaddr(a, b, c) (gethostbyaddr_r(a, b, c, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? 1 : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_I_CWISD
+# define gethostbyaddr(a, b, c) ((PL_reentrant_retint = gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, &PL_reentrant_buffer->_hostent_data)) == 0 ? &PL_reentrant_buffer->_hostent_struct : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_I_CIISD
+# define gethostbyaddr(a, b, c) ((PL_reentrant_retint = gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, &PL_reentrant_buffer->_hostent_data)) == 0 ? &PL_reentrant_buffer->_hostent_struct : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_I_CII
+# define gethostbyaddr(a, b, c) ((PL_reentrant_retint = gethostbyaddr_r(a, b, c)) == 0 ? 1 : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if !defined(gethostbyaddr) && GETHOSTBYADDR_R_PROTO == REENTRANT_PROTO_I_TsISBWRE
+# define gethostbyaddr(a, b, c) ((PL_reentrant_retint = gethostbyaddr_r(a, b, c, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_ptr, &PL_reentrant_buffer->_hostent_errno)) == 0 ? PL_reentrant_buffer->_hostent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyaddr", a, b, c) : 0))
+# endif
+# if defined(gethostbyaddr)
+# define PERL_REENTR_USING_GETHOSTBYADDR_R
+# endif
+# endif
+# endif /* HAS_GETHOSTBYADDR_R */
+
+
+# ifdef HAS_GETHOSTBYNAME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef gethostbyname
+# if !defined(gethostbyname) && GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSBWRE
+# define gethostbyname(a) ((PL_reentrant_retint = gethostbyname_r(a, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_ptr, &PL_reentrant_buffer->_hostent_errno)) == 0 ? PL_reentrant_buffer->_hostent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyname", a) : 0))
+# endif
+# if !defined(gethostbyname) && GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_S_CSBIE
+# define gethostbyname(a) (gethostbyname_r(a, &PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? &PL_reentrant_buffer->_hostent_struct : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyname", a) : 0))
+# endif
+# if !defined(gethostbyname) && GETHOSTBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD
+# define gethostbyname(a) ((PL_reentrant_retint = gethostbyname_r(a, &PL_reentrant_buffer->_hostent_struct, &PL_reentrant_buffer->_hostent_data)) == 0 ? &PL_reentrant_buffer->_hostent_struct : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostbyname", a) : 0))
+# endif
+# if defined(gethostbyname)
+# define PERL_REENTR_USING_GETHOSTBYNAME_R
+# endif
+# endif
+# endif /* HAS_GETHOSTBYNAME_R */
+
+
+# ifdef HAS_GETHOSTENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef gethostent
+# if !defined(gethostent) && GETHOSTENT_R_PROTO == REENTRANT_PROTO_I_SBWRE
+# define gethostent() ((PL_reentrant_retint = gethostent_r(&PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_ptr, &PL_reentrant_buffer->_hostent_errno)) == 0 ? PL_reentrant_buffer->_hostent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostent") : 0))
+# endif
+# if !defined(gethostent) && GETHOSTENT_R_PROTO == REENTRANT_PROTO_I_SBIE
+# define gethostent() ((PL_reentrant_retint = gethostent_r(&PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno)) == 0 ? &PL_reentrant_buffer->_hostent_struct : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostent") : 0))
+# endif
+# if !defined(gethostent) && GETHOSTENT_R_PROTO == REENTRANT_PROTO_S_SBIE
+# define gethostent() (gethostent_r(&PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size, &PL_reentrant_buffer->_hostent_errno) ? &PL_reentrant_buffer->_hostent_struct : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostent") : 0))
+# endif
+# if !defined(gethostent) && GETHOSTENT_R_PROTO == REENTRANT_PROTO_S_SBI
+# define gethostent() (gethostent_r(&PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size) ? &PL_reentrant_buffer->_hostent_struct : ((errno == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostent") : 0))
+# endif
+# if !defined(gethostent) && GETHOSTENT_R_PROTO == REENTRANT_PROTO_I_SBI
+# define gethostent() ((PL_reentrant_retint = gethostent_r(&PL_reentrant_buffer->_hostent_struct, PL_reentrant_buffer->_hostent_buffer, PL_reentrant_buffer->_hostent_size)) == 0 ? &PL_reentrant_buffer->_hostent_struct : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostent") : 0))
+# endif
+# if !defined(gethostent) && GETHOSTENT_R_PROTO == REENTRANT_PROTO_I_SD
+# define gethostent() ((PL_reentrant_retint = gethostent_r(&PL_reentrant_buffer->_hostent_struct, &PL_reentrant_buffer->_hostent_data)) == 0 ? &PL_reentrant_buffer->_hostent_struct : ((PL_reentrant_retint == ERANGE) ? (struct hostent *) Perl_reentrant_retry("gethostent") : 0))
+# endif
+# if defined(gethostent)
+# define PERL_REENTR_USING_GETHOSTENT_R
+# endif
+# endif
+# endif /* HAS_GETHOSTENT_R */
+
+
+# ifdef HAS_GETLOGIN_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getlogin
+# if !defined(getlogin) && GETLOGIN_R_PROTO == REENTRANT_PROTO_I_BW
+# define getlogin() ((PL_reentrant_retint = getlogin_r(PL_reentrant_buffer->_getlogin_buffer, PL_reentrant_buffer->_getlogin_size)) == 0 ? PL_reentrant_buffer->_getlogin_buffer : ((PL_reentrant_retint == ERANGE) ? (char *) Perl_reentrant_retry("getlogin") : 0))
+# endif
+# if !defined(getlogin) && GETLOGIN_R_PROTO == REENTRANT_PROTO_I_BI
+# define getlogin() ((PL_reentrant_retint = getlogin_r(PL_reentrant_buffer->_getlogin_buffer, PL_reentrant_buffer->_getlogin_size)) == 0 ? PL_reentrant_buffer->_getlogin_buffer : ((PL_reentrant_retint == ERANGE) ? (char *) Perl_reentrant_retry("getlogin") : 0))
+# endif
+# if !defined(getlogin) && GETLOGIN_R_PROTO == REENTRANT_PROTO_B_BW
+# define getlogin() getlogin_r(PL_reentrant_buffer->_getlogin_buffer, PL_reentrant_buffer->_getlogin_size)
+# endif
+# if !defined(getlogin) && GETLOGIN_R_PROTO == REENTRANT_PROTO_B_BI
+# define getlogin() getlogin_r(PL_reentrant_buffer->_getlogin_buffer, PL_reentrant_buffer->_getlogin_size)
+# endif
+# if defined(getlogin)
+# define PERL_REENTR_USING_GETLOGIN_R
+# endif
+# endif
+# endif /* HAS_GETLOGIN_R */
+
+
+# ifdef HAS_GETNETBYADDR_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getnetbyaddr
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_I_UISBWRE
+# define getnetbyaddr(a, b) ((PL_reentrant_retint = getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size, &PL_reentrant_buffer->_netent_ptr, &PL_reentrant_buffer->_netent_errno)) == 0 ? PL_reentrant_buffer->_netent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_I_LISBI
+# define getnetbyaddr(a, b) ((PL_reentrant_retint = getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_S_TISBI
+# define getnetbyaddr(a, b) (getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size) ? &PL_reentrant_buffer->_netent_struct : ((errno == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_S_LISBI
+# define getnetbyaddr(a, b) (getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size) ? &PL_reentrant_buffer->_netent_struct : ((errno == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_I_TISD
+# define getnetbyaddr(a, b) ((PL_reentrant_retint = getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, &PL_reentrant_buffer->_netent_data)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_I_LISD
+# define getnetbyaddr(a, b) ((PL_reentrant_retint = getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, &PL_reentrant_buffer->_netent_data)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_I_IISD
+# define getnetbyaddr(a, b) ((PL_reentrant_retint = getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, &PL_reentrant_buffer->_netent_data)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if !defined(getnetbyaddr) && GETNETBYADDR_R_PROTO == REENTRANT_PROTO_I_uISBWRE
+# define getnetbyaddr(a, b) ((PL_reentrant_retint = getnetbyaddr_r(a, b, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size, &PL_reentrant_buffer->_netent_ptr, &PL_reentrant_buffer->_netent_errno)) == 0 ? PL_reentrant_buffer->_netent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyaddr", a, b) : 0))
+# endif
+# if defined(getnetbyaddr)
+# define PERL_REENTR_USING_GETNETBYADDR_R
+# endif
+# endif
+# endif /* HAS_GETNETBYADDR_R */
+
+
+# ifdef HAS_GETNETBYNAME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getnetbyname
+# if !defined(getnetbyname) && GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSBWRE
+# define getnetbyname(a) ((PL_reentrant_retint = getnetbyname_r(a, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size, &PL_reentrant_buffer->_netent_ptr, &PL_reentrant_buffer->_netent_errno)) == 0 ? PL_reentrant_buffer->_netent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyname", a) : 0))
+# endif
+# if !defined(getnetbyname) && GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSBI
+# define getnetbyname(a) ((PL_reentrant_retint = getnetbyname_r(a, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyname", a) : 0))
+# endif
+# if !defined(getnetbyname) && GETNETBYNAME_R_PROTO == REENTRANT_PROTO_S_CSBI
+# define getnetbyname(a) (getnetbyname_r(a, &PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size) ? &PL_reentrant_buffer->_netent_struct : ((errno == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyname", a) : 0))
+# endif
+# if !defined(getnetbyname) && GETNETBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD
+# define getnetbyname(a) ((PL_reentrant_retint = getnetbyname_r(a, &PL_reentrant_buffer->_netent_struct, &PL_reentrant_buffer->_netent_data)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetbyname", a) : 0))
+# endif
+# if defined(getnetbyname)
+# define PERL_REENTR_USING_GETNETBYNAME_R
+# endif
+# endif
+# endif /* HAS_GETNETBYNAME_R */
+
+
+# ifdef HAS_GETNETENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getnetent
+# if !defined(getnetent) && GETNETENT_R_PROTO == REENTRANT_PROTO_I_SBWRE
+# define getnetent() ((PL_reentrant_retint = getnetent_r(&PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size, &PL_reentrant_buffer->_netent_ptr, &PL_reentrant_buffer->_netent_errno)) == 0 ? PL_reentrant_buffer->_netent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetent") : 0))
+# endif
+# if !defined(getnetent) && GETNETENT_R_PROTO == REENTRANT_PROTO_I_SBIE
+# define getnetent() ((PL_reentrant_retint = getnetent_r(&PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size, &PL_reentrant_buffer->_netent_errno)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetent") : 0))
+# endif
+# if !defined(getnetent) && GETNETENT_R_PROTO == REENTRANT_PROTO_S_SBIE
+# define getnetent() (getnetent_r(&PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size, &PL_reentrant_buffer->_netent_errno) ? &PL_reentrant_buffer->_netent_struct : ((errno == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetent") : 0))
+# endif
+# if !defined(getnetent) && GETNETENT_R_PROTO == REENTRANT_PROTO_S_SBI
+# define getnetent() (getnetent_r(&PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size) ? &PL_reentrant_buffer->_netent_struct : ((errno == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetent") : 0))
+# endif
+# if !defined(getnetent) && GETNETENT_R_PROTO == REENTRANT_PROTO_I_SBI
+# define getnetent() ((PL_reentrant_retint = getnetent_r(&PL_reentrant_buffer->_netent_struct, PL_reentrant_buffer->_netent_buffer, PL_reentrant_buffer->_netent_size)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetent") : 0))
+# endif
+# if !defined(getnetent) && GETNETENT_R_PROTO == REENTRANT_PROTO_I_SD
+# define getnetent() ((PL_reentrant_retint = getnetent_r(&PL_reentrant_buffer->_netent_struct, &PL_reentrant_buffer->_netent_data)) == 0 ? &PL_reentrant_buffer->_netent_struct : ((PL_reentrant_retint == ERANGE) ? (struct netent *) Perl_reentrant_retry("getnetent") : 0))
+# endif
+# if defined(getnetent)
+# define PERL_REENTR_USING_GETNETENT_R
+# endif
+# endif
+# endif /* HAS_GETNETENT_R */
+
+
+# ifdef HAS_GETPROTOBYNAME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getprotobyname
+# if !defined(getprotobyname) && GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSBWR
+# define getprotobyname(a) ((PL_reentrant_retint = getprotobyname_r(a, &PL_reentrant_buffer->_protoent_struct, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size, &PL_reentrant_buffer->_protoent_ptr)) == 0 ? PL_reentrant_buffer->_protoent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotobyname", a) : 0))
+# endif
+# if !defined(getprotobyname) && GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_S_CSBI
+# define getprotobyname(a) (getprotobyname_r(a, &PL_reentrant_buffer->_protoent_struct, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size) ? &PL_reentrant_buffer->_protoent_struct : ((errno == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotobyname", a) : 0))
+# endif
+# if !defined(getprotobyname) && GETPROTOBYNAME_R_PROTO == REENTRANT_PROTO_I_CSD
+# define getprotobyname(a) (REENTR_MEMZERO(&PL_reentrant_buffer->_protoent_data, sizeof(PL_reentrant_buffer->_protoent_data)),(PL_reentrant_retint = getprotobyname_r(a, &PL_reentrant_buffer->_protoent_struct, &PL_reentrant_buffer->_protoent_data)) == 0 ? &PL_reentrant_buffer->_protoent_struct : ((PL_reentrant_retint == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotobyname", a) : 0))
+# endif
+# if defined(getprotobyname)
+# define PERL_REENTR_USING_GETPROTOBYNAME_R
+# endif
+# endif
+# endif /* HAS_GETPROTOBYNAME_R */
+
+
+# ifdef HAS_GETPROTOBYNUMBER_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getprotobynumber
+# if !defined(getprotobynumber) && GETPROTOBYNUMBER_R_PROTO == REENTRANT_PROTO_I_ISBWR
+# define getprotobynumber(a) ((PL_reentrant_retint = getprotobynumber_r(a, &PL_reentrant_buffer->_protoent_struct, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size, &PL_reentrant_buffer->_protoent_ptr)) == 0 ? PL_reentrant_buffer->_protoent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotobynumber", a) : 0))
+# endif
+# if !defined(getprotobynumber) && GETPROTOBYNUMBER_R_PROTO == REENTRANT_PROTO_S_ISBI
+# define getprotobynumber(a) (getprotobynumber_r(a, &PL_reentrant_buffer->_protoent_struct, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size) ? &PL_reentrant_buffer->_protoent_struct : ((errno == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotobynumber", a) : 0))
+# endif
+# if !defined(getprotobynumber) && GETPROTOBYNUMBER_R_PROTO == REENTRANT_PROTO_I_ISD
+# define getprotobynumber(a) (REENTR_MEMZERO(&PL_reentrant_buffer->_protoent_data, sizeof(PL_reentrant_buffer->_protoent_data)),(PL_reentrant_retint = getprotobynumber_r(a, &PL_reentrant_buffer->_protoent_struct, &PL_reentrant_buffer->_protoent_data)) == 0 ? &PL_reentrant_buffer->_protoent_struct : ((PL_reentrant_retint == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotobynumber", a) : 0))
+# endif
+# if defined(getprotobynumber)
+# define PERL_REENTR_USING_GETPROTOBYNUMBER_R
+# endif
+# endif
+# endif /* HAS_GETPROTOBYNUMBER_R */
+
+
+# ifdef HAS_GETPROTOENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getprotoent
+# if !defined(getprotoent) && GETPROTOENT_R_PROTO == REENTRANT_PROTO_I_SBWR
+# define getprotoent() ((PL_reentrant_retint = getprotoent_r(&PL_reentrant_buffer->_protoent_struct, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size, &PL_reentrant_buffer->_protoent_ptr)) == 0 ? PL_reentrant_buffer->_protoent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotoent") : 0))
+# endif
+# if !defined(getprotoent) && GETPROTOENT_R_PROTO == REENTRANT_PROTO_I_SBI
+# define getprotoent() ((PL_reentrant_retint = getprotoent_r(&PL_reentrant_buffer->_protoent_struct, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size)) == 0 ? &PL_reentrant_buffer->_protoent_struct : ((PL_reentrant_retint == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotoent") : 0))
+# endif
+# if !defined(getprotoent) && GETPROTOENT_R_PROTO == REENTRANT_PROTO_S_SBI
+# define getprotoent() (getprotoent_r(&PL_reentrant_buffer->_protoent_struct, PL_reentrant_buffer->_protoent_buffer, PL_reentrant_buffer->_protoent_size) ? &PL_reentrant_buffer->_protoent_struct : ((errno == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotoent") : 0))
+# endif
+# if !defined(getprotoent) && GETPROTOENT_R_PROTO == REENTRANT_PROTO_I_SD
+# define getprotoent() (REENTR_MEMZERO(&PL_reentrant_buffer->_protoent_data, sizeof(PL_reentrant_buffer->_protoent_data)),(PL_reentrant_retint = getprotoent_r(&PL_reentrant_buffer->_protoent_struct, &PL_reentrant_buffer->_protoent_data)) == 0 ? &PL_reentrant_buffer->_protoent_struct : ((PL_reentrant_retint == ERANGE) ? (struct protoent *) Perl_reentrant_retry("getprotoent") : 0))
+# endif
+# if defined(getprotoent)
+# define PERL_REENTR_USING_GETPROTOENT_R
+# endif
+# endif
+# endif /* HAS_GETPROTOENT_R */
+
+
+# ifdef HAS_GETPWENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getpwent
+# if !defined(getpwent) && GETPWENT_R_PROTO == REENTRANT_PROTO_I_SBWR
+# define getpwent() ((PL_reentrant_retint = getpwent_r(&PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, &PL_reentrant_buffer->_pwent_ptr)) == 0 ? PL_reentrant_buffer->_pwent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwent") : 0))
+# endif
+# if !defined(getpwent) && GETPWENT_R_PROTO == REENTRANT_PROTO_I_SBIR
+# define getpwent() ((PL_reentrant_retint = getpwent_r(&PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, &PL_reentrant_buffer->_pwent_ptr)) == 0 ? PL_reentrant_buffer->_pwent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwent") : 0))
+# endif
+# if !defined(getpwent) && GETPWENT_R_PROTO == REENTRANT_PROTO_S_SBW
+# define getpwent() (getpwent_r(&PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size) ? &PL_reentrant_buffer->_pwent_struct : ((errno == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwent") : 0))
+# endif
+# if !defined(getpwent) && GETPWENT_R_PROTO == REENTRANT_PROTO_S_SBI
+# define getpwent() (getpwent_r(&PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size) ? &PL_reentrant_buffer->_pwent_struct : ((errno == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwent") : 0))
+# endif
+# if !defined(getpwent) && GETPWENT_R_PROTO == REENTRANT_PROTO_I_SBI
+# define getpwent() ((PL_reentrant_retint = getpwent_r(&PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size)) == 0 ? &PL_reentrant_buffer->_pwent_struct : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwent") : 0))
+# endif
+# if !defined(getpwent) && GETPWENT_R_PROTO == REENTRANT_PROTO_I_SBIH
+# define getpwent() ((PL_reentrant_retint = getpwent_r(&PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, &PL_reentrant_buffer->_pwent_fptr)) == 0 ? &PL_reentrant_buffer->_pwent_struct : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwent") : 0))
+# endif
+# if defined(getpwent)
+# define PERL_REENTR_USING_GETPWENT_R
+# endif
+# endif
+# endif /* HAS_GETPWENT_R */
+
+
+# ifdef HAS_GETPWNAM_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getpwnam
+# if !defined(getpwnam) && GETPWNAM_R_PROTO == REENTRANT_PROTO_I_CSBWR
+# define getpwnam(a) ((PL_reentrant_retint = getpwnam_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, &PL_reentrant_buffer->_pwent_ptr)) == 0 ? PL_reentrant_buffer->_pwent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwnam", a) : 0))
+# endif
+# if !defined(getpwnam) && GETPWNAM_R_PROTO == REENTRANT_PROTO_I_CSBIR
+# define getpwnam(a) ((PL_reentrant_retint = getpwnam_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, &PL_reentrant_buffer->_pwent_ptr)) == 0 ? PL_reentrant_buffer->_pwent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwnam", a) : 0))
+# endif
+# if !defined(getpwnam) && GETPWNAM_R_PROTO == REENTRANT_PROTO_S_CSBI
+# define getpwnam(a) (getpwnam_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size) ? &PL_reentrant_buffer->_pwent_struct : ((errno == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwnam", a) : 0))
+# endif
+# if !defined(getpwnam) && GETPWNAM_R_PROTO == REENTRANT_PROTO_I_CSBI
+# define getpwnam(a) ((PL_reentrant_retint = getpwnam_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size)) == 0 ? &PL_reentrant_buffer->_pwent_struct : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwnam", a) : 0))
+# endif
+# if defined(getpwnam)
+# define PERL_REENTR_USING_GETPWNAM_R
+# endif
+# endif
+# endif /* HAS_GETPWNAM_R */
+
+
+# ifdef HAS_GETPWUID_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getpwuid
+# if !defined(getpwuid) && GETPWUID_R_PROTO == REENTRANT_PROTO_I_TSBWR
+# define getpwuid(a) ((PL_reentrant_retint = getpwuid_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, &PL_reentrant_buffer->_pwent_ptr)) == 0 ? PL_reentrant_buffer->_pwent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwuid", a) : 0))
+# endif
+# if !defined(getpwuid) && GETPWUID_R_PROTO == REENTRANT_PROTO_I_TSBIR
+# define getpwuid(a) ((PL_reentrant_retint = getpwuid_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size, &PL_reentrant_buffer->_pwent_ptr)) == 0 ? PL_reentrant_buffer->_pwent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwuid", a) : 0))
+# endif
+# if !defined(getpwuid) && GETPWUID_R_PROTO == REENTRANT_PROTO_I_TSBI
+# define getpwuid(a) ((PL_reentrant_retint = getpwuid_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size)) == 0 ? &PL_reentrant_buffer->_pwent_struct : ((PL_reentrant_retint == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwuid", a) : 0))
+# endif
+# if !defined(getpwuid) && GETPWUID_R_PROTO == REENTRANT_PROTO_S_TSBI
+# define getpwuid(a) (getpwuid_r(a, &PL_reentrant_buffer->_pwent_struct, PL_reentrant_buffer->_pwent_buffer, PL_reentrant_buffer->_pwent_size) ? &PL_reentrant_buffer->_pwent_struct : ((errno == ERANGE) ? (struct passwd *) Perl_reentrant_retry("getpwuid", a) : 0))
+# endif
+# if defined(getpwuid)
+# define PERL_REENTR_USING_GETPWUID_R
+# endif
+# endif
+# endif /* HAS_GETPWUID_R */
+
+
+# ifdef HAS_GETSERVBYNAME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getservbyname
+# if !defined(getservbyname) && GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSBWR
+# define getservbyname(a, b) ((PL_reentrant_retint = getservbyname_r(a, b, &PL_reentrant_buffer->_servent_struct, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size, &PL_reentrant_buffer->_servent_ptr)) == 0 ? PL_reentrant_buffer->_servent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservbyname", a, b) : 0))
+# endif
+# if !defined(getservbyname) && GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_S_CCSBI
+# define getservbyname(a, b) (getservbyname_r(a, b, &PL_reentrant_buffer->_servent_struct, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size) ? &PL_reentrant_buffer->_servent_struct : ((errno == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservbyname", a, b) : 0))
+# endif
+# if !defined(getservbyname) && GETSERVBYNAME_R_PROTO == REENTRANT_PROTO_I_CCSD
+# define getservbyname(a, b) (REENTR_MEMZERO(&PL_reentrant_buffer->_servent_data, sizeof(PL_reentrant_buffer->_servent_data)),(PL_reentrant_retint = getservbyname_r(a, b, &PL_reentrant_buffer->_servent_struct, &PL_reentrant_buffer->_servent_data)) == 0 ? &PL_reentrant_buffer->_servent_struct : ((PL_reentrant_retint == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservbyname", a, b) : 0))
+# endif
+# if defined(getservbyname)
+# define PERL_REENTR_USING_GETSERVBYNAME_R
+# endif
+# endif
+# endif /* HAS_GETSERVBYNAME_R */
+
+
+# ifdef HAS_GETSERVBYPORT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getservbyport
+# if !defined(getservbyport) && GETSERVBYPORT_R_PROTO == REENTRANT_PROTO_I_ICSBWR
+# define getservbyport(a, b) ((PL_reentrant_retint = getservbyport_r(a, b, &PL_reentrant_buffer->_servent_struct, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size, &PL_reentrant_buffer->_servent_ptr)) == 0 ? PL_reentrant_buffer->_servent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservbyport", a, b) : 0))
+# endif
+# if !defined(getservbyport) && GETSERVBYPORT_R_PROTO == REENTRANT_PROTO_S_ICSBI
+# define getservbyport(a, b) (getservbyport_r(a, b, &PL_reentrant_buffer->_servent_struct, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size) ? &PL_reentrant_buffer->_servent_struct : ((errno == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservbyport", a, b) : 0))
+# endif
+# if !defined(getservbyport) && GETSERVBYPORT_R_PROTO == REENTRANT_PROTO_I_ICSD
+# define getservbyport(a, b) (REENTR_MEMZERO(&PL_reentrant_buffer->_servent_data, sizeof(PL_reentrant_buffer->_servent_data)),(PL_reentrant_retint = getservbyport_r(a, b, &PL_reentrant_buffer->_servent_struct, &PL_reentrant_buffer->_servent_data)) == 0 ? &PL_reentrant_buffer->_servent_struct : ((PL_reentrant_retint == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservbyport", a, b) : 0))
+# endif
+# if defined(getservbyport)
+# define PERL_REENTR_USING_GETSERVBYPORT_R
+# endif
+# endif
+# endif /* HAS_GETSERVBYPORT_R */
+
+
+# ifdef HAS_GETSERVENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getservent
+# if !defined(getservent) && GETSERVENT_R_PROTO == REENTRANT_PROTO_I_SBWR
+# define getservent() ((PL_reentrant_retint = getservent_r(&PL_reentrant_buffer->_servent_struct, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size, &PL_reentrant_buffer->_servent_ptr)) == 0 ? PL_reentrant_buffer->_servent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservent") : 0))
+# endif
+# if !defined(getservent) && GETSERVENT_R_PROTO == REENTRANT_PROTO_I_SBI
+# define getservent() ((PL_reentrant_retint = getservent_r(&PL_reentrant_buffer->_servent_struct, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size)) == 0 ? &PL_reentrant_buffer->_servent_struct : ((PL_reentrant_retint == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservent") : 0))
+# endif
+# if !defined(getservent) && GETSERVENT_R_PROTO == REENTRANT_PROTO_S_SBI
+# define getservent() (getservent_r(&PL_reentrant_buffer->_servent_struct, PL_reentrant_buffer->_servent_buffer, PL_reentrant_buffer->_servent_size) ? &PL_reentrant_buffer->_servent_struct : ((errno == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservent") : 0))
+# endif
+# if !defined(getservent) && GETSERVENT_R_PROTO == REENTRANT_PROTO_I_SD
+# define getservent() (REENTR_MEMZERO(&PL_reentrant_buffer->_servent_data, sizeof(PL_reentrant_buffer->_servent_data)),(PL_reentrant_retint = getservent_r(&PL_reentrant_buffer->_servent_struct, &PL_reentrant_buffer->_servent_data)) == 0 ? &PL_reentrant_buffer->_servent_struct : ((PL_reentrant_retint == ERANGE) ? (struct servent *) Perl_reentrant_retry("getservent") : 0))
+# endif
+# if defined(getservent)
+# define PERL_REENTR_USING_GETSERVENT_R
+# endif
+# endif
+# endif /* HAS_GETSERVENT_R */
+
+
+# ifdef HAS_GETSPNAM_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef getspnam
+# if !defined(getspnam) && GETSPNAM_R_PROTO == REENTRANT_PROTO_I_CSBWR
+# define getspnam(a) ((PL_reentrant_retint = getspnam_r(a, &PL_reentrant_buffer->_spent_struct, PL_reentrant_buffer->_spent_buffer, PL_reentrant_buffer->_spent_size, &PL_reentrant_buffer->_spent_ptr)) == 0 ? PL_reentrant_buffer->_spent_ptr : ((PL_reentrant_retint == ERANGE) ? (struct spwd *) Perl_reentrant_retry("getspnam", a) : 0))
+# endif
+# if !defined(getspnam) && GETSPNAM_R_PROTO == REENTRANT_PROTO_S_CSBI
+# define getspnam(a) (getspnam_r(a, &PL_reentrant_buffer->_spent_struct, PL_reentrant_buffer->_spent_buffer, PL_reentrant_buffer->_spent_size) ? &PL_reentrant_buffer->_spent_struct : ((errno == ERANGE) ? (struct spwd *) Perl_reentrant_retry("getspnam", a) : 0))
+# endif
+# if defined(getspnam)
+# define PERL_REENTR_USING_GETSPNAM_R
+# endif
+# endif
+# endif /* HAS_GETSPNAM_R */
+
+
+# ifdef HAS_GMTIME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef gmtime
+# if !defined(gmtime) && GMTIME_R_PROTO == REENTRANT_PROTO_S_TS
+# define gmtime(a) (gmtime_r(a, &PL_reentrant_buffer->_gmtime_struct) ? &PL_reentrant_buffer->_gmtime_struct : 0)
+# endif
+# if defined(gmtime)
+# define PERL_REENTR_USING_GMTIME_R
+# endif
+# endif
+# endif /* HAS_GMTIME_R */
+
+
+# ifdef HAS_LOCALTIME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef localtime
+# if !defined(localtime) && LOCALTIME_R_PROTO == REENTRANT_PROTO_S_TS
+# define localtime(a) (L_R_TZSET localtime_r(a, &PL_reentrant_buffer->_localtime_struct) ? &PL_reentrant_buffer->_localtime_struct : 0)
+# endif
+# if defined(localtime)
+# define PERL_REENTR_USING_LOCALTIME_R
+# endif
+# endif
+# endif /* HAS_LOCALTIME_R */
+
+
+# ifdef HAS_READDIR_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef readdir
+# if !defined(readdir) && READDIR_R_PROTO == REENTRANT_PROTO_I_TSR
+# define readdir(a) (readdir_r(a, PL_reentrant_buffer->_readdir_struct, &PL_reentrant_buffer->_readdir_ptr) == 0 ? PL_reentrant_buffer->_readdir_ptr : 0)
+# endif
+# if !defined(readdir) && READDIR_R_PROTO == REENTRANT_PROTO_I_TS
+# define readdir(a) (readdir_r(a, PL_reentrant_buffer->_readdir_struct) == 0 ? PL_reentrant_buffer->_readdir_struct : 0)
+# endif
+# if defined(readdir)
+# define PERL_REENTR_USING_READDIR_R
+# endif
+# endif
+# endif /* HAS_READDIR_R */
+
+
+# ifdef HAS_READDIR64_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef readdir64
+# if !defined(readdir64) && READDIR64_R_PROTO == REENTRANT_PROTO_I_TSR
+# define readdir64(a) (readdir64_r(a, PL_reentrant_buffer->_readdir64_struct, &PL_reentrant_buffer->_readdir64_ptr) == 0 ? PL_reentrant_buffer->_readdir64_ptr : 0)
+# endif
+# if !defined(readdir64) && READDIR64_R_PROTO == REENTRANT_PROTO_I_TS
+# define readdir64(a) (readdir64_r(a, PL_reentrant_buffer->_readdir64_struct) == 0 ? PL_reentrant_buffer->_readdir64_struct : 0)
+# endif
+# if defined(readdir64)
+# define PERL_REENTR_USING_READDIR64_R
+# endif
+# endif
+# endif /* HAS_READDIR64_R */
+
+
+# ifdef HAS_SETGRENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef setgrent
+# if !defined(setgrent) && SETGRENT_R_PROTO == REENTRANT_PROTO_I_H
+# define setgrent() (setgrent_r(&PL_reentrant_buffer->_grent_fptr) == 0 ? 1 : 0)
+# endif
+# if !defined(setgrent) && SETGRENT_R_PROTO == REENTRANT_PROTO_V_H
+# define setgrent() setgrent_r(&PL_reentrant_buffer->_grent_fptr)
+# endif
+# if defined(setgrent)
+# define PERL_REENTR_USING_SETGRENT_R
+# endif
+# endif
+# endif /* HAS_SETGRENT_R */
+
+
+# ifdef HAS_SETHOSTENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef sethostent
+# if !defined(sethostent) && SETHOSTENT_R_PROTO == REENTRANT_PROTO_I_ID
+# define sethostent(a) (sethostent_r(a, &PL_reentrant_buffer->_hostent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(sethostent) && SETHOSTENT_R_PROTO == REENTRANT_PROTO_V_ID
+# define sethostent(a) sethostent_r(a, &PL_reentrant_buffer->_hostent_data)
+# endif
+# if defined(sethostent)
+# define PERL_REENTR_USING_SETHOSTENT_R
+# endif
+# endif
+# endif /* HAS_SETHOSTENT_R */
+
+
+# ifdef HAS_SETLOCALE_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef setlocale
+# if !defined(setlocale) && SETLOCALE_R_PROTO == REENTRANT_PROTO_I_ICBI
+# define setlocale(a, b) (setlocale_r(a, b, PL_reentrant_buffer->_setlocale_buffer, PL_reentrant_buffer->_setlocale_size) == 0 ? PL_reentrant_buffer->_setlocale_buffer : 0)
+# endif
+# if defined(setlocale)
+# define PERL_REENTR_USING_SETLOCALE_R
+# endif
+# endif
+# endif /* HAS_SETLOCALE_R */
+
+
+# ifdef HAS_SETNETENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef setnetent
+# if !defined(setnetent) && SETNETENT_R_PROTO == REENTRANT_PROTO_I_ID
+# define setnetent(a) (setnetent_r(a, &PL_reentrant_buffer->_netent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(setnetent) && SETNETENT_R_PROTO == REENTRANT_PROTO_V_ID
+# define setnetent(a) setnetent_r(a, &PL_reentrant_buffer->_netent_data)
+# endif
+# if defined(setnetent)
+# define PERL_REENTR_USING_SETNETENT_R
+# endif
+# endif
+# endif /* HAS_SETNETENT_R */
+
+
+# ifdef HAS_SETPROTOENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef setprotoent
+# if !defined(setprotoent) && SETPROTOENT_R_PROTO == REENTRANT_PROTO_I_ID
+# define setprotoent(a) (setprotoent_r(a, &PL_reentrant_buffer->_protoent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(setprotoent) && SETPROTOENT_R_PROTO == REENTRANT_PROTO_V_ID
+# define setprotoent(a) setprotoent_r(a, &PL_reentrant_buffer->_protoent_data)
+# endif
+# if defined(setprotoent)
+# define PERL_REENTR_USING_SETPROTOENT_R
+# endif
+# endif
+# endif /* HAS_SETPROTOENT_R */
+
+
+# ifdef HAS_SETPWENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef setpwent
+# if !defined(setpwent) && SETPWENT_R_PROTO == REENTRANT_PROTO_I_H
+# define setpwent() (setpwent_r(&PL_reentrant_buffer->_pwent_fptr) == 0 ? 1 : 0)
+# endif
+# if !defined(setpwent) && SETPWENT_R_PROTO == REENTRANT_PROTO_V_H
+# define setpwent() setpwent_r(&PL_reentrant_buffer->_pwent_fptr)
+# endif
+# if defined(setpwent)
+# define PERL_REENTR_USING_SETPWENT_R
+# endif
+# endif
+# endif /* HAS_SETPWENT_R */
+
+
+# ifdef HAS_SETSERVENT_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef setservent
+# if !defined(setservent) && SETSERVENT_R_PROTO == REENTRANT_PROTO_I_ID
+# define setservent(a) (setservent_r(a, &PL_reentrant_buffer->_servent_data) == 0 ? 1 : 0)
+# endif
+# if !defined(setservent) && SETSERVENT_R_PROTO == REENTRANT_PROTO_V_ID
+# define setservent(a) setservent_r(a, &PL_reentrant_buffer->_servent_data)
+# endif
+# if defined(setservent)
+# define PERL_REENTR_USING_SETSERVENT_R
+# endif
+# endif
+# endif /* HAS_SETSERVENT_R */
+
+
+# ifdef HAS_STRERROR_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef strerror
+# if !defined(strerror) && STRERROR_R_PROTO == REENTRANT_PROTO_I_IBW
+# define strerror(a) (strerror_r(a, PL_reentrant_buffer->_strerror_buffer, PL_reentrant_buffer->_strerror_size) == 0 ? PL_reentrant_buffer->_strerror_buffer : 0)
+# endif
+# if !defined(strerror) && STRERROR_R_PROTO == REENTRANT_PROTO_I_IBI
+# define strerror(a) (strerror_r(a, PL_reentrant_buffer->_strerror_buffer, PL_reentrant_buffer->_strerror_size) == 0 ? PL_reentrant_buffer->_strerror_buffer : 0)
+# endif
+# if !defined(strerror) && STRERROR_R_PROTO == REENTRANT_PROTO_B_IBW
+# define strerror(a) strerror_r(a, PL_reentrant_buffer->_strerror_buffer, PL_reentrant_buffer->_strerror_size)
+# endif
+# if defined(strerror)
+# define PERL_REENTR_USING_STRERROR_R
+# endif
+# endif
+# endif /* HAS_STRERROR_R */
+
+
+# ifdef HAS_TMPNAM_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef tmpnam
+# if !defined(tmpnam) && TMPNAM_R_PROTO == REENTRANT_PROTO_B_B
+# define tmpnam(a) tmpnam_r(a)
+# endif
+# if defined(tmpnam)
+# define PERL_REENTR_USING_TMPNAM_R
+# endif
+# endif
+# endif /* HAS_TMPNAM_R */
+
+
+# ifdef HAS_TTYNAME_R
+# if defined(PERL_REENTR_API) && (PERL_REENTR_API+0 == 1)
+# undef ttyname
+# if !defined(ttyname) && TTYNAME_R_PROTO == REENTRANT_PROTO_I_IBW
+# define ttyname(a) (ttyname_r(a, PL_reentrant_buffer->_ttyname_buffer, PL_reentrant_buffer->_ttyname_size) == 0 ? PL_reentrant_buffer->_ttyname_buffer : 0)
+# endif
+# if !defined(ttyname) && TTYNAME_R_PROTO == REENTRANT_PROTO_I_IBI
+# define ttyname(a) (ttyname_r(a, PL_reentrant_buffer->_ttyname_buffer, PL_reentrant_buffer->_ttyname_size) == 0 ? PL_reentrant_buffer->_ttyname_buffer : 0)
+# endif
+# if !defined(ttyname) && TTYNAME_R_PROTO == REENTRANT_PROTO_B_IBI
+# define ttyname(a) ttyname_r(a, PL_reentrant_buffer->_ttyname_buffer, PL_reentrant_buffer->_ttyname_size)
+# endif
+# if defined(ttyname)
+# define PERL_REENTR_USING_TTYNAME_R
+# endif
+# endif
+# endif /* HAS_TTYNAME_R */
+
+
+
+
+/* Special case this; if others came along, could automate it */
+# ifdef HAS_GETSPNAM_R
+# define KEY_getspnam -1
+# endif