#include <syslog.h> int do_log(char* msg, int delay) { openlog("testlog", LOG_PID, LOG_DAEMON); while(1) { syslog(LOG_ERR, "%s: testing one, two, three\n", msg); sleep(delay); } closelog(); return(0); }; int main(void) { if (fork()==0) do_log("A", 2); do_log("B", 3); }