/*--------------------------------------------------------------------*/ /* hello.c */ /* Author: Bob Dondero */ /*--------------------------------------------------------------------*/ #include <stdio.h> #include <unistd.h> #include <sys/types.h> /*--------------------------------------------------------------------*/ /* Demonstrate the system-level getpid() function. Return 0. */ int main(void) { pid_t iPid; iPid = getpid(); printf("%d hello\n", (int)iPid); return 0; } /*--------------------------------------------------------------------*/ /* Sample executions: $ gcc217 hello.c -o hello $ ./hello 22386 hello $ ./hello 22387 hello */