pcre_free_study   636 ext/pcre/pcrelib/pcre.h PCRE_EXP_DECL void pcre_free_study(pcre_extra *);
pcre_free_study  1638 ext/pcre/pcrelib/pcre_study.c     pcre_free_study(extra);
pcre_free_study   108 ext/pcre/php_pcre.c 		pcre_free_study(pce->extra);