sigretro.h

操作系统SunOS 4.1.3版本的源码

/*	@(#)sigretro.h 1.1 92/07/30 SMI; from S5R2 1.1	*/

/*
 * mailx -- a modified version of a University of California at Berkeley
 *	mail program
 *
 * Define extra stuff not found in signal.h
 */

#ifndef SIGRETRO

#define	SIGRETRO				/* Can use this for cond code */

#ifndef SIG_HOLD

#define	SIG_HOLD	(int (*)()) 3		/* Phony action to hold sig */
#define	BADSIG		(int (*)()) -1		/* Return value on error */

#endif SIG_HOLD

#endif SIGRETRO