key_t              44 shmop/php_shmop.h 	key_t key;
key_t              36 standard/ftok.c 	key_t k;
key_t              54 sysvmsg/php_sysvmsg.h 	key_t key;
key_t              56 sysvshm/php_sysvshm.h 	key_t key;               /* key set by user */