--- qt-x11-opensource-src-4.1.3/src/corelib/tools/qlocale.cpp~	2006-05-14 14:46:59 +0400
+++ qt-x11-opensource-src-4.1.3/src/corelib/tools/qlocale.cpp	2006-05-22 15:13:46 +0400
@@ -1063,6 +1063,8 @@ static QByteArray envVarLocale()
 #ifdef Q_OS_UNIX
     lang = qgetenv("LC_ALL");
     if (lang.isNull())
+        lang = qgetenv("LC_MESSAGES");
+    if (lang.isNull())
         lang = qgetenv("LC_NUMERIC");
     if (lang.isNull())
 #endif
--- qt-x11-opensource-src-4.6.0/src/corelib/codecs/qtextcodec.cpp~	2009-12-07 17:01:02 +0300
+++ qt-x11-opensource-src-4.6.0/src/corelib/codecs/qtextcodec.cpp	2009-12-07 17:40:36 +0300
@@ -572,10 +572,10 @@ static void setupLocaleMapper()
         // Get the first nonempty value from $LC_ALL, $LC_CTYPE, and $LANG
         // environment variables.
         QByteArray lang = qgetenv("LC_ALL");
-        if (lang.isEmpty() || lang == "C") {
+        if (lang.isEmpty()) {
             lang = qgetenv("LC_CTYPE");
         }
-        if (lang.isEmpty() || lang == "C") {
+        if (lang.isEmpty()) {
             lang = qgetenv("LANG");
         }