fixes for opensolaris compilation failures

BUILD/compile-solaris-amd64

@@ -26,7 +26,7 @@ path=`dirname $0`
 extra_flags="$amd64_cflags -D__sun -m64 -mtune=athlon64"
 extra_configs="$amd64_configs $max_configs --with-libevent"
 
-LDFLAGS="-lmtmalloc -R/usr/sfw/lib/64"
+LDFLAGS="-m64 -lmtmalloc -R/usr/sfw/lib/64"
 export LDFLAGS
 
 . "$path/FINISH.sh"

dbug/dbug.c

@@ -2147,4 +2147,14 @@ const char* _db_get_func_(void)
   return cs->func;
 }
 
+#else
+
+/*
+ * Dummy function, workaround for build failure on a platform where linking
+ * with an empty archive fails.
+ */
+int i_am_a_dummy_function() {
+  return 0;
+}
+
 #endif /* DBUG_OFF */

mysql-test/suite/federated/federated_debug-master.opt

---loose-debug=d,simulate_detached_thread_refresh
+--loose-debug-dbug=d,simulate_detached_thread_refresh

mysys/CMakeLists.txt

@@ -66,7 +66,7 @@ ENDIF()
 
 ADD_CONVENIENCE_LIBRARY(mysys ${MYSYS_SOURCES})
 TARGET_LINK_LIBRARIES(mysys dbug strings ${ZLIB_LIBRARY} 
- ${LIBNSL} ${LIBM} ${LIBRT})
+ ${LIBNSL} ${LIBM} ${LIBRT} ${LIBSOCKET})
 DTRACE_INSTRUMENT(mysys)
 
 IF(HAVE_BFD_H)