1#include <stdio.h> 2 3int main(void) 4{ 5#ifdef BASE 6 printf("Base configuration\n"); 7#endif 8#ifdef COMMON 9 printf("Common configuration\n"); 10#endif 11#ifdef COMMON2 12 printf("Common2 configuration\n"); 13#endif 14#ifdef DEBUG 15 printf("Debug configuration\n"); 16#endif 17#ifdef RELEASE 18 printf("Release configuration\n"); 19#endif 20 return 0; 21} 22