1: /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1984. */
2: /* $Header: unix.h,v 2.4 85/08/22 16:09:55 timo Exp $ */
3:
4: /*
5: * B editor -- inventory of available UNIX features.
6: */
7:
8: #ifdef BSD
9: #define VFORK /* 4.x BSD vfork() system call available */
10: #endif
11:
12: #ifdef BSD4_2
13: #define SELECT /* 4.2 BSD select() system call available */
14: #endif
15:
16: #define SIGNAL /* can #include <signal.h> (v7 or any BSD compatible) */
17: #define SETJMP /* can #include <setjmp.h> */
18: #define SGTTY_H /* can #include <sgtty.h> (at least v7 compatible) */
19:
20: #define PERROR /* can use perror(), sys_errlist and sys_nerr */
21:
22: /* #define PWB */ /* Turn on for PWB/UNIX systems without getenv etc. */
Defined macros
SIGNAL
defined in line
16; used 11 times
VFORK
defined in line
9; used 2 times
Usage of this include