negptr           1509 ext/pcre/pcrelib/pcre_compile.c get_ucp(const pcre_uchar **ptrptr, BOOL *negptr, unsigned int *ptypeptr,
negptr           1520 ext/pcre/pcrelib/pcre_compile.c *negptr = FALSE;
negptr           1529 ext/pcre/pcrelib/pcre_compile.c     *negptr = TRUE;