AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
FNMATCH_H=
- gl_fnmatch_required_lowercase=`echo $gl_fnmatch_required | tr 'A-Z' 'a-z'`
+ gl_fnmatch_required_lowercase=`
+ echo $gl_fnmatch_required | tr '[[A-Z]]' '[[a-z]]'
+ `
gl_fnmatch_cache_var="gl_cv_func_fnmatch_${gl_fnmatch_required_lowercase}"
AC_CACHE_CHECK([for working $gl_fnmatch_required fnmatch],
[$gl_fnmatch_cache_var],