1 #include <stdio.h> 2 3 extern int lib1_function(void); 4 main(int argc,char * argv[])5 int main(int argc, char *argv[]) 6 { 7 fprintf(stdout, "Hello from program.c\n"); 8 fflush(stdout); 9 fprintf(stdout, "Got %d.\n", lib1_function()); 10 fflush(stdout); 11 return 0; 12 } 13