- [AC_TRY_COMPILE([#include <stddef.h>
- wchar_t foo = (wchar_t)'\0';], ,
- [gt_cv_c_wchar_t=yes], [gt_cv_c_wchar_t=no])])
+ [AC_COMPILE_IFELSE(
+ [AC_LANG_PROGRAM(
+ [[#include <stddef.h>
+ wchar_t foo = (wchar_t)'\0';]],
+ [[]])],
+ [gt_cv_c_wchar_t=yes],
+ [gt_cv_c_wchar_t=no])])