Further Windows Cmake tweaks.

CMakeLists.txt

@@ -164,6 +164,7 @@ if(WIN32)
     set(HAVE_GETLOCALTIME 1)
     
     set( WINSOCK_LIBRARY "ws2_32.lib" )
+    set( RT_LIBRARY "winmm" )
 endif(WIN32)    
 
 set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS}")

simgear/io/httpget.cxx

@@ -133,7 +133,9 @@ int main(int argc, char* argv[])
         cl.setProxy(proxyHost, proxyPort, proxyAuth);
     }
 
+#ifndef WIN32
     signal(SIGPIPE, SIG_IGN);
+#endif
 
     if (!outFile) {
         outFile = new SGFile(fileno(stdout));