diff -Nur -X no.freeciv freeciv-cvs/acconfig.h freeciv-mod/acconfig.h
--- freeciv-cvs/acconfig.h	Sat Aug  7 09:05:53 1999
+++ freeciv-mod/acconfig.h	Sun Aug  8 13:16:15 1999
@@ -34,6 +34,7 @@
 #undef HAVE_LC_MESSAGES
 #undef HAVE_STPCPY
 #undef LOCALEDIR
+#undef HAVE_SIGPIPE
 
 
 @BOTTOM@
diff -Nur -X no.freeciv freeciv-cvs/config.h.in freeciv-mod/config.h.in
--- freeciv-cvs/config.h.in	Sat Aug  7 09:05:53 1999
+++ freeciv-mod/config.h.in	Sun Aug  8 13:21:00 1999
@@ -86,6 +86,7 @@
 #undef HAVE_LC_MESSAGES
 #undef HAVE_STPCPY
 #undef LOCALEDIR
+#undef HAVE_SIGPIPE
 
 /* Define if you have the __argz_count function.  */
 #undef HAVE___ARGZ_COUNT
diff -Nur -X no.freeciv freeciv-cvs/configure.in freeciv-mod/configure.in
--- freeciv-cvs/configure.in	Sat Aug  7 09:06:01 1999
+++ freeciv-mod/configure.in	Sun Aug  8 12:46:13 1999
@@ -273,6 +273,13 @@
 dnl by the fact that the -lsocket is in X_EXTRA_LIBS and/or SERVER_LIBS,
 dnl and not in LIBS.
 
+dnl Checks if SIGPIPE is usable
+AC_MSG_CHECKING([for SIGPIPE])
+AC_TRY_COMPILE([#include <signal.h>],[signal (SIGPIPE, SIG_IGN)],
+               [AC_MSG_RESULT([yes])
+                AC_DEFINE(HAVE_SIGPIPE)],
+               [AC_MSG_RESULT([no])])
+
 dnl export where the datadir is going to be installed
 FC_EXPAND_DIR(FREECIV_DATADIR, "$datadir/freeciv")
 AC_DEFINE_UNQUOTED(FREECIV_DATADIR, "$FREECIV_DATADIR")
diff -Nur -X no.freeciv freeciv-cvs/server/sernet.c freeciv-mod/server/sernet.c
--- freeciv-cvs/server/sernet.c	Sun Aug  8 10:15:31 1999
+++ freeciv-mod/server/sernet.c	Sun Aug  8 13:58:11 1999
@@ -278,7 +278,7 @@
 
 
   /* broken pipes are ignored. */
-#ifdef SIGPIPE
+#ifdef HAVE_SIGPIPE
   signal (SIGPIPE, SIG_IGN);
 #endif