--- a/configure.ac Sun Aug 21 03:27:15 2016 -0400 +++ b/configure.ac Sun Aug 21 03:29:17 2016 -0400 @@ -2130,30 +2130,6 @@ AC_DEFINE(HAVE_TM_GMTOFF, 1, [Define if you have a tm_gmtoff member in struct tm]) fi -AC_CACHE_CHECK([whether va_lists can be copied by value], ac_cv_va_val_copy,[ - AC_RUN_IFELSE([AC_LANG_SOURCE([[#include <stdarg.h> -#include <stdlib.h> - void f (int i, ...) { - va_list args1, args2; - va_start (args1, i); - args2 = args1; - if (va_arg (args2, int) != 42 || va_arg (args1, int) != 42) - exit (1); - va_end (args1); va_end (args2); - } - int main() { - f (0, 42); - return 0; - }]])], - [ac_cv_va_val_copy=yes], - [ac_cv_va_val_copy=no], - [ac_cv_va_val_copy=yes]) -]) - -if test "x$ac_cv_va_val_copy" = "xno"; then - AC_DEFINE(VA_COPY_AS_ARRAY, 1, ['va_lists' cannot be copied as values]) -fi - dnl ####################################################################### dnl # Disable pixmap installation dnl #######################################################################