text: #include "girauno-config.h"
  #include <cstddef>
  #include <sys/select.h>
  
  // Prior to GLIBC_2.14, memcpy was aliased to memmove.
  extern "C" void* memmove(void* a, const void* b, size_t c);
  extern "C" void* memcpy(void* a, const void* b, size_t c)
  {
    return memmove(a, b, c);
  }
  
  extern "C" void __chk_fail (void) __attribute__((__noreturn__));
  extern "C" FDELT_TYPE __fdelt_warn(FDELT_TYPE a)
  {
    if (a >= FD_SETSIZE)
      __chk_fail ();
    return a / __NFDBITS;
  }
  extern "C" FDELT_TYPE __fdelt_chk(FDELT_TYPE) __attribute__((weak, alias("__fdelt_warn")));
  