pcntl_exec        157 ext/pcntl/pcntl.c 	PHP_FE(pcntl_exec,			arginfo_pcntl_exec)
pcntl_exec        741 ext/pcntl/pcntl.c PHP_FUNCTION(pcntl_exec)
pcntl_exec         54 ext/pcntl/php_pcntl.h PHP_FUNCTION(pcntl_exec);