1 /* Copyright 2004 Bob Proulx <bob@proulx.com> 2 Distributed under the two-clause BSD licence; 3 see the COPYING file for details. */ 4 5 #include <stdio.h> 6 #include <stdlib.h> 7 8 #if FOO 9 int foo() { return 0; } 10 #else 11 #error FOO not defined 12 #endif 13 14 #if BAR 15 int foo() { return 0; } 16 #elif FOO 17 int bar() { return 0; } 18 #else 19 #error FOO not defined 20 #endif 21 22 int main() 23 { 24 foo(); 25 bar(); 26 } 27