AC_DEFUN([gl_FUNC_GETCWD_NULL],
[
AC_CACHE_CHECK([whether getcwd (NULL, 0) allocates memory for result],
[gl_cv_func_getcwd_null],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([[
AC_DEFUN([gl_FUNC_GETCWD_NULL],
[
AC_CACHE_CHECK([whether getcwd (NULL, 0) allocates memory for result],
[gl_cv_func_getcwd_null],
[AC_RUN_IFELSE([AC_LANG_PROGRAM([[