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#ifndef __PUZZLE_COMMON_H__
#define __PUZZLE_COMMON_H__ 1
#include <config.h>
#ifdef STDC_HEADERS
# include <stdlib.h>
# include <stddef.h>
# include <stdarg.h>
#else
# if HAVE_STDLIB_H
# include <stdlib.h>
# endif
#endif
#include <stdio.h>
#ifdef HAVE_STRING_H
# if !STDC_HEADERS && HAVE_MEMORY_H
# include <memory.h>
# endif
# include <string.h>
#else
# if HAVE_STRINGS_H
# include <string.h>
# endif
#endif
#include <limits.h>
#include <errno.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <sys/types.h>
#ifndef errno
extern int errno;
#endif
#endif
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