#include static int do_test (void) { if (setvbuf (stderr, NULL, _IOFBF, BUFSIZ) != 0) { puts ("Set full buffer error."); return 1; } fprintf (stderr, "Output #1 .\n"); printf ("Output #2 .\n"); return 0; } #define TEST_FUNCTION do_test () #include "../test-skeleton.c"