#include "spec.h" string pcre_version(void); mixed pcre_match(string | string *, string, void | int); mixed *pcre_assoc(string, string *, mixed *, mixed | void); string *pcre_extract(string, string); string pcre_replace(string, string, string *); string pcre_replace_callback(string, string, string | function, ...); mapping pcre_cache(void);