php_exec_ex       259 ext/standard/exec.c 	php_exec_ex(INTERNAL_FUNCTION_PARAM_PASSTHRU, 0);
php_exec_ex       267 ext/standard/exec.c 	php_exec_ex(INTERNAL_FUNCTION_PARAM_PASSTHRU, 1);
php_exec_ex       275 ext/standard/exec.c 	php_exec_ex(INTERNAL_FUNCTION_PARAM_PASSTHRU, 3);