X-Git-Url: https://code.delx.au/gnu-emacs/blobdiff_plain/e9c772d53eceab0022e2d9d4d461316ad45d81a5..d0a29e1de77e4c1c01c46d80b6ac2df06b1df2b3:/src/s/sunos4-1.h

diff --git a/src/s/sunos4-1.h b/src/s/sunos4-1.h
index 681220a501..2e41c55bbf 100644
--- a/src/s/sunos4-1.h
+++ b/src/s/sunos4-1.h
@@ -1,31 +1,36 @@
 #include "sunos4-0.h"
 
-/* 4.1.1 makes these system calls interruptible.  */
-
-#define read sys_read
-#define write sys_write
-#define open sys_open
-#define close sys_close
-
-#define INTERRUPTIBLE_OPEN
-#define INTERRUPTIBLE_CLOSE
-#define INTERRUPTIBLE_IO
-
 /* Cause the compilation of oldxmenu to use the right -I option.  */
 #define OLDXMENU_OPTIONS CFLAGS=C_SWITCH_SYSTEM
 
+#if 0 /* This isn't right.  Apparently some sites do have -lresolv
+	 but don't use that.  On those systems, the code below loses.
+	 There's no way to win automatically unless someone
+	 figures out a way of determining automatically which way is right
+	 on any given system.  */
 /* Some systems do not run the Network Information Service, but have
    modified the shared C library to include resolver support without
-   also changing the C archive library (/usr/lib/libc.a).  If we can't
-   detect the presence of res_init, use -lresolv to supplement libc.a.
-   The #ifdef HAVE_GETHOSTNAME is to prevent configure from
-   setting libsrc_libs to -lresolv in lib-src/Makefile.  configure
-   includes this file without defining any of the HAVE_* macros.  */
-#ifdef HAVE_GETHOSTNAME
-#ifndef HAVE_RES_INIT
+   also changing the C archive library (/usr/lib/libc.a).  If we
+   detect the presence of libresolv.a, use -lresolv to supplement libc.a.
+
+   We used to have #ifdef HAVE_GETHOSTNAME is to prevent configure from
+   setting libsrc_libs to -lresolv in lib-src/Makefile.  But nowadays
+   configure is smarter about computing libsrc_libs, and would not
+   be fooled.  Anyway, why not use -lresolv in lib-src?  */
+/* #ifdef HAVE_GETHOSTNAME */
+#ifdef HAVE_LIBRESOLV
 #define LIBS_SYSTEM -lresolv
 #endif
+/* #endif */
 #endif
 
+#if 0 /* Not necessary, since SYSTEM_MALLOC is defined in sunos4-0.h.  */
 /* Tell GNU malloc to compensate for a bug in localtime.  */
 #define SUNOS_LOCALTIME_BUG
+#endif
+
+/* Define dlopen, dlclose, dlsym.  */
+#define USE_DL_STUBS
+
+/* arch-tag: 154e2eb2-2180-4d66-90b9-7e56a22004f2
+   (do not change this comment) */