1 /* Synched up with: FSF 19.31. */
3 /* system description file for Interactive (ISC) Unix version 2.2 on
8 /* select (in -linet) works okay on X ptys, but not on the serial port.
9 karl@cs.umb.edu says that with that select call, subprocesses made by
10 (e.g.) M-x grep don't exit cleanly, they just hang. Similar problems
11 have been observed in ISC 3.0. */
12 #define BROKEN_SELECT_NON_X
14 /* karl@cs.umb.edu says that ISC's socket support (in -linet) isn't
15 what Emacs needs; it makes interrupt-shell-subjob and the like do
16 nothing. But that appears to have been another manifestation of
17 the broken select, so it should now be safe to define this again. */
20 #define NO_SOCKETS_IN_FILE_SYSTEM
21 #define NEED_NET_ERRNO_H
23 /* This keeps the .cdbx section that gcc puts out when generating
24 stabs-in-coff output, so Emacs can be debugged. --karl@cs.umb.edu. */
25 #define USG_SHARED_LIBRARIES
31 #define O_NDELAY O_NONBLOCK
32 #define MEMORY_IN_STRING_H
34 /* Tell gmalloc.c that we don't have memmove (system include files to the
36 #define MEMMOVE_MISSING
38 /* -lPW is only needed if not using Gcc. We used to include -lcposix here
39 for the rename function, but some people say ISC's rename doesn't
40 work correctly with Emacs so we use Emacs' emulation instead. */
41 #if defined (__GNUC__)
42 # define LIB_STANDARD_1 -lcposix
44 # define LIB_STANDARD_1 -lPW
45 #endif /* !__GNUC__ */
47 /* LIB_STANDARD_1 is used both here and in LIBS_SYSTEM
48 (the latter for the sake of configure). */
49 #define LIB_STANDARD LIB_STANDARD_1 -lc
51 #define NO_X_DESTROY_DATABASE
53 /* -linet may be needed to avoid undefined symbols such as gethostname,
54 inet_addr, gethostbyname, socket, connect, ... */
55 #define LIBS_SYSTEM -linet LIB_STANDARD_1
57 /* Inhibit asm code in netinet/in.h. Strictly speaking, only necessary
58 when -traditional is being used, but it doesn't hurt to
59 unconditionally define this. */
62 /* -traditional is not necessary if the system header files are fixed to
63 define getc and putc in the absence of _POSIX_SOURCE. GCC's from 2.4.4
65 #if !defined (__GNUC__) || __GNUC__ < 2
66 # define C_SWITCH_SYSTEM "-traditional"
69 /* Some versions of ISC are said to define S_IFLNK even tho
70 they don't really support symlinks. */