Add a FIXME note about paths in pkgconfig files.

git-svn-id: file:///var/local/repositories/ffmpeg/trunk@7437 9553f0bf-9b14-0410-a0b8-cfaf0461ba5b

configure

@@ -2083,6 +2083,7 @@ fi
 
 
 # build pkg-config files
+# FIXME: libdir and includedir are hardcoded and may differ from the real path.
 
 pkgconfig_generate(){
 name=$1