//
// nixieclock-firmware - Nixie Clock Main Firmware Program
// Copyright (C) 2015 Joe Ciccone
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//

#ifndef __CTYPE_H_
#define __CTYPE_H_

extern int isprint(const char c);
extern int isspace(const char c);
extern char toupper(const char c);
extern char tolower(const char c);

#endif // __CTYPE_H_
