#include <features.h>
+#ifndef FALSE
#define FALSE ((int) 0)
+#endif
+
+#ifndef TRUE
#define TRUE ((int) 1)
+#endif
extern void error_msg(const char *s, ...) __attribute__ ((format (printf, 1, 2)));
extern void error_msg_and_die(const char *s, ...) __attribute__ ((noreturn, format (printf, 1, 2)));
const char *filename, int *err);
extern int unzip(FILE *l_in_file, FILE *l_out_file);
-extern void gz_close(int gunzip_pid);
+extern int gz_close(int gunzip_pid);
extern FILE *gz_open(FILE *compressed_file, int *pid);
int make_directory (const char *path, long mode, int flags);