mask_all           28 ext/pcntl/php_signal.c Sigfunc *php_signal4(int signo, Sigfunc *func, int restart, int mask_all)
mask_all           34 ext/pcntl/php_signal.c 	if (mask_all) {
mask_all           34 ext/pcntl/php_signal.h Sigfunc *php_signal4(int signo, Sigfunc *func, int restart, int mask_all);