+/* HAS_CRYPT:
+ * This symbol, if defined, indicates that the crypt routine is available
+ * to encrypt passwords and the like.
+ */
+#$d_crypt HAS_CRYPT /**/
+
+/* SETUID_SCRIPTS_ARE_SECURE_NOW:
+ * This symbol, if defined, indicates that the bug that prevents
+ * setuid scripts from being secure is not present in this kernel.
+ */
+/* DOSUID:
+ * This symbol, if defined, indicates that the C program should
+ * check the script that it is executing for setuid/setgid bits, and
+ * attempt to emulate setuid/setgid on systems that have disabled
+ * setuid #! scripts because the kernel can't do it securely.
+ * It is up to the package designer to make sure that this emulation
+ * is done securely. Among other things, it should do an fstat on
+ * the script it just opened to make sure it really is a setuid/setgid
+ * script, it should make sure the arguments passed correspond exactly
+ * to the argument on the #! line, and it should not trust any
+ * subprocesses to which it must pass the filename rather than the
+ * file descriptor of the script to be executed.
+ */
+#$d_suidsafe SETUID_SCRIPTS_ARE_SECURE_NOW /**/
+#$d_dosuid DOSUID /**/
+
+/* I_STDARG:
+ * This symbol, if defined, indicates that <stdarg.h> exists and should
+ * be included.
+ */
+/* I_VARARGS:
+ * This symbol, if defined, indicates to the C program that it should
+ * include <varargs.h>.
+ */
+#$i_stdarg I_STDARG /**/
+#$i_varargs I_VARARGS /**/
+
+/* SH_PATH:
+ * This symbol contains the full pathname to the shell used on this
+ * on this system to execute Bourne shell scripts. Usually, this will be
+ * /bin/sh, though it's possible that some systems will have /bin/ksh,
+ * /bin/pdksh, /bin/ash, /bin/bash, or even something such as
+ * D:/bin/sh.exe.
+ */
+#define SH_PATH "$sh" /**/
+
+/* USE_CROSS_COMPILE:
+ * This symbol, if defined, indicates that Perl is being cross-compiled.
+ */
+/* PERL_TARGETARCH:
+ * This symbol, if defined, indicates the target architecture
+ * Perl has been cross-compiled to. Undefined if not a cross-compile.
+ */
+#ifndef USE_CROSS_COMPILE
+#$usecrosscompile USE_CROSS_COMPILE /**/
+#define PERL_TARGETARCH "$targetarch" /**/
+#endif
+
+/* HAS_DBMINIT_PROTO:
+ * This symbol, if defined, indicates that the system provides
+ * a prototype for the dbminit() function. Otherwise, it is up
+ * to the program to supply one. A good guess is
+ * extern int dbminit(char *);
+ */
+#$d_dbminitproto HAS_DBMINIT_PROTO /**/
+
+/* HAS_DIRFD:
+ * This manifest constant lets the C program know that dirfd
+ * is available.
+ */
+#$d_dirfd HAS_DIRFD /**/
+
+/* HAS_FLOCK_PROTO:
+ * This symbol, if defined, indicates that the system provides
+ * a prototype for the flock() function. Otherwise, it is up
+ * to the program to supply one. A good guess is
+ * extern int flock(int, int);
+ */
+#$d_flockproto HAS_FLOCK_PROTO /**/
+
+/* HAS_FPCLASSL:
+ * This symbol, if defined, indicates that the fpclassl routine is
+ * available to classify long doubles. Available for example in IRIX.
+ * The returned values are defined in <ieeefp.h> and are:
+ *
+ * FP_SNAN signaling NaN
+ * FP_QNAN quiet NaN
+ * FP_NINF negative infinity
+ * FP_PINF positive infinity
+ * FP_NDENORM negative denormalized non-zero
+ * FP_PDENORM positive denormalized non-zero
+ * FP_NZERO negative zero
+ * FP_PZERO positive zero
+ * FP_NNORM negative normalized non-zero
+ * FP_PNORM positive normalized non-zero
+ */
+#$d_fpclassl HAS_FPCLASSL /**/
+
+/* HAS_NL_LANGINFO:
+ * This symbol, if defined, indicates that the nl_langinfo routine is
+ * available to return local data. You will also need <langinfo.h>
+ * and therefore I_LANGINFO.
+ */
+#$d_nl_langinfo HAS_NL_LANGINFO /**/
+
+/* HAS_PROCSELFEXE:
+ * This symbol is defined if PROCSELFEXE_PATH is a symlink
+ * to the absolute pathname of the executing program.
+ */
+/* PROCSELFEXE_PATH:
+ * If HAS_PROCSELFEXE is defined this symbol is the filename
+ * of the symbolic link pointing to the absolute pathname of
+ * the executing program.
+ */
+#$d_procselfexe HAS_PROCSELFEXE /**/
+#if defined(HAS_PROCSELFEXE) && !defined(PROCSELFEXE_PATH)
+#define PROCSELFEXE_PATH $procselfexe /**/
+#endif
+