#include <stdlib.h>
  
  #if !defined(__UCLIBC__)
  #include <gnu/libc-version.h>
  #else
  #define XSTR(s) STR(s)
  #define STR(s) #s
  #endif
  
  int main(void)
  {
  #if !defined(__UCLIBC__)
  	const char *version = gnu_get_libc_version();
  #else
  	const char *version = XSTR(__GLIBC__) "." XSTR(__GLIBC_MINOR__);
  #endif
  
  	return (long)version;
  }