#define reginsert(a,b,c) S_reginsert(aTHX_ a,b,c)
#define regtail(a,b,c,d) S_regtail(aTHX_ a,b,c,d)
#define join_exact(a,b,c,d,e,f) S_join_exact(aTHX_ a,b,c,d,e,f)
#define regwhite S_regwhite
#define nextchar(a) S_nextchar(aTHX_ a)
#define reginsert(a,b,c) S_reginsert(aTHX_ a,b,c)
#define regtail(a,b,c,d) S_regtail(aTHX_ a,b,c,d)
#define join_exact(a,b,c,d,e,f) S_join_exact(aTHX_ a,b,c,d,e,f)
#define regwhite S_regwhite
#define nextchar(a) S_nextchar(aTHX_ a)