/* * SCCSID: @(#)sigretro.h 3.0 4/22/86 */ /********************************************************************** * Copyright (c) Digital Equipment Corporation 1984, 1985, 1986. * * All Rights Reserved. * * Reference "/usr/src/COPYRIGHT" for applicable restrictions. * **********************************************************************/ /* * Define extra stuff not found in signal.h * Based on * Sccsid @(#)sigretro.h 1.2 3/22/82 (Berkeley) */ #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