-char* regcomp_or_errmsg(regex_t *preg, const char *regex, int cflags);
-void xregcomp(regex_t *preg, const char *regex, int cflags);
+char* regcomp_or_errmsg(regex_t *preg, const char *regex, int cflags) FAST_FUNC;
+void xregcomp(regex_t *preg, const char *regex, int cflags) FAST_FUNC;