biglen            649 ext/zip/lib/zip_open.c _zip_memmem(const unsigned char *big, size_t biglen, const unsigned char *little, size_t littlelen)
biglen            653 ext/zip/lib/zip_open.c     if ((biglen < littlelen) || (littlelen == 0))
biglen            657 ext/zip/lib/zip_open.c 	        memchr(p+1, little[0], (size_t)(big-(p+1))+(size_t)(biglen-littlelen)+1)) != NULL) {