- pcntl_signal(SIGINT, sigint_handler);
- pcntl_signal(SIGALRM, sigalrm_handler);
+ if (function_exists('pcntl_signal')) {
+ pcntl_signal(SIGINT, sigint_handler);
+ pcntl_signal(SIGALRM, sigalrm_handler);
+ } else {
+ _debug("Warning: pcntl_signal function not present, continuing without support for signals.");
+ }