along with this program; if not, write to the Free Software Foundation,
Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
+#include <config.h>
#include <errno.h>
if (!got_digit)
goto noconv;
- if (tolower (*s) == 'e')
+ if (tolower ((unsigned char) *s) == 'e')
{
/* Get the exponent specified after the `e' or `E'. */
int save = errno;