|
Packit |
709fb3 |
# isblank.m4 serial 3
|
|
Packit |
709fb3 |
dnl Copyright (C) 2009-2017 Free Software Foundation, Inc.
|
|
Packit |
709fb3 |
dnl This file is free software; the Free Software Foundation
|
|
Packit |
709fb3 |
dnl gives unlimited permission to copy and/or distribute it,
|
|
Packit |
709fb3 |
dnl with or without modifications, as long as this notice is preserved.
|
|
Packit |
709fb3 |
|
|
Packit |
709fb3 |
AC_DEFUN([gl_FUNC_ISBLANK],
|
|
Packit |
709fb3 |
[
|
|
Packit |
709fb3 |
dnl Persuade glibc <ctype.h> to declare isblank().
|
|
Packit |
709fb3 |
AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
|
|
Packit |
709fb3 |
|
|
Packit |
709fb3 |
AC_REQUIRE([gl_CTYPE_H_DEFAULTS])
|
|
Packit |
709fb3 |
AC_CHECK_FUNCS_ONCE([isblank])
|
|
Packit |
709fb3 |
if test $ac_cv_func_isblank = no; then
|
|
Packit |
709fb3 |
HAVE_ISBLANK=0
|
|
Packit |
709fb3 |
fi
|
|
Packit |
709fb3 |
])
|