[__GNUC__] (LIBX11_SYSTEM): Add -lcposix.

diff --git a/src/s/isc4-0.h b/src/s/isc4-0.h
index d5c390f6145362ac7ca4a8f5431df7f1bc5c3da4..091ba3e9d52caccabd280120ae3586ffffb875cf 100644 (file)
--- a/src/s/isc4-0.h
+++ b/src/s/isc4-0.h
@@ -6,3 +6,10 @@
 
 #define ISC4_0
 #define NEED_SIOCTL
+
+/* fmcphers@csugrad.cs.vt.edu reported this was necessary.
+   He used GCC.  I don't know what is needed with other compilers.  */
+#ifdef __GNUC__
+#undef LIBX11_SYSTEM
+#define LIBX11_SYSTEM -lpt -lnls -lnsl_s -lcposix -lc
+#endif