diff -Naur kdenetwork-4.10.0/kopete/protocols/wlm/wlmchatsession.cpp kdenetwork-4.10.0-giflib5/kopete/protocols/wlm/wlmchatsession.cpp
--- kdenetwork-4.10.0/kopete/protocols/wlm/wlmchatsession.cpp	2013-01-23 22:16:32.000000000 +0000
+++ kdenetwork-4.10.0-giflib5/kopete/protocols/wlm/wlmchatsession.cpp	2013-02-11 15:38:10.483000000 +0000
@@ -467,11 +467,20 @@
 {
 #ifdef HAVE_GIFLIB
 #ifdef HAVE_GIF_ERROR_STRING // giflib 4.2.0+
+#if GIFLIB_MAJOR >= 5
+        int ErrorCode;
+        const char * errorString = GifErrorString(ErrorCode);
+#else
         const char * errorString = GifErrorString();
+#endif
         if (errorString)
             fprintf(stderr, "GIF-LIB error: %s\n", errorString);
         else
+#if GIFLIB_MAJOR >= 5
+            fprintf(stderr, "GIF-LIB undefined error.\n");
+#else
             fprintf(stderr, "GIF-LIB undefined error: %d\n", GifError());
+#endif
 #else // older giflib versions, libungif
         PrintGifError();
 #endif // HAVE_GIF_ERROR_STRING
@@ -489,12 +498,20 @@
     ColorMapObject *imageColourmap;
     QImage img = ink.toImage().convertToFormat(QImage::Format_Indexed8);
 
+#if GIFLIB_MAJOR >= 5
+    imageColourmap= GifMakeMapObject(256, NULL);
+#else
     imageColourmap= MakeMapObject(256, NULL);
+#endif
     if (!imageColourmap) {
         return;
     }
 
+#if GIFLIB_MAJOR >= 5
+    screenColourmap= GifMakeMapObject(256, NULL);
+#else
     screenColourmap= MakeMapObject(256, NULL);
+#endif
     if (!screenColourmap) {
         return;
     }
@@ -525,10 +542,19 @@
         }
     }
 
+#if GIFLIB_MAJOR >= 5
+    GifFile= EGifOpenFileName(QFile::encodeName(filename).constData(), 0, NULL);
+#else
     GifFile= EGifOpenFileName(QFile::encodeName(filename).constData(), 0);
+#endif
     if (!GifFile) {
+#if GIFLIB_MAJOR >= 5
+        GifFreeMapObject(imageColourmap);
+        GifFreeMapObject(screenColourmap);
+#else
         FreeMapObject(imageColourmap);
         FreeMapObject(screenColourmap);
+#endif
         return;
     }