diff -r dee5afe5301f -r 3f74d0d4af4c src/corelib/codecs/qsimplecodec.cpp
--- a/src/corelib/codecs/qsimplecodec.cpp	Mon Mar 15 12:43:09 2010 +0200
+++ b/src/corelib/codecs/qsimplecodec.cpp	Thu Apr 08 14:19:33 2010 +0300
@@ -54,6 +54,7 @@
     int mib;
     quint16 values[128];
 } unicodevalues[QSimpleTextCodec::numSimpleCodecs] = {
+#ifndef Q_OS_SYMBIAN
     // from RFC 1489, ftp://ftp.isi.edu/in-notes/rfc1489.txt
     { "KOI8-R", { "csKOI8R", 0 }, 2084,
       { 0x2500, 0x2502, 0x250C, 0x2510, 0x2514, 0x2518, 0x251C, 0x2524,
@@ -288,6 +289,7 @@
         0x00E8, 0x00E9, 0x00EA, 0x00EB, 0x00EC, 0x00ED, 0x00EE, 0x00EF,
         0x0175, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x1E6B,
         0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x0177, 0x00FF} },
+#endif
     { "ISO-8859-16", { "iso-ir-226", "latin10", 0 }, 112,
       { 0x0080, 0x0081, 0x0082, 0x0083, 0x0084, 0x0085, 0x0086, 0x0087,
         0x0088, 0x0089, 0x008A, 0x008B, 0x008C, 0x008D, 0x008E, 0x008F,
@@ -309,7 +311,7 @@
     // next bits generated again from tables on the Unicode 3.0 CD.
 
     // $ for a in CP* ; do (awk '/^0x[89ABCDEF]/{ print $1, $2 }' < $a) | sort | sed -e 's/#UNDEF.*$/0xFFFD/' | cut -c6- | paste '-d ' - - - - - - - - | sed -e 's/ /, /g' -e 's/$/,/' -e '$ s/,$/} },/' -e '1 s/^/{ /' > ~/tmp/$a ; done
-
+#ifndef Q_OS_SYMBIAN
     { "IBM850", { "CP850", "csPC850Multilingual", 0 }, 2009,
       { 0x00C7, 0x00FC, 0x00E9, 0x00E2, 0x00E4, 0x00E0, 0x00E5, 0x00E7,
         0x00EA, 0x00EB, 0x00E8, 0x00EF, 0x00EE, 0x00EC, 0x00C4, 0x00C5,
@@ -344,6 +346,7 @@
         0x0E48, 0x0E49, 0x0E4A, 0x0E4B, 0x0E4C, 0x0E4D, 0x0E4E, 0x0E4F,
         0x0E50, 0x0E51, 0x0E52, 0x0E53, 0x0E54, 0x0E55, 0x0E56, 0x0E57,
         0x0E58, 0x0E59, 0x0E5A, 0x0E5B, 0xFFFD, 0xFFFD, 0xFFFD, 0xFFFD} },
+#endif //Q_OS_SYMBIAN
     { "IBM866", { "CP866", "csIBM866", 0 }, 2086,
       { 0x0410, 0x0411, 0x0412, 0x0413, 0x0414, 0x0415, 0x0416, 0x0417,
         0x0418, 0x0419, 0x041A, 0x041B, 0x041C, 0x041D, 0x041E, 0x041F,
@@ -362,6 +365,7 @@
         0x0401, 0x0451, 0x0404, 0x0454, 0x0407, 0x0457, 0x040E, 0x045E,
         0x00B0, 0x2219, 0x00B7, 0x221A, 0x2116, 0x00A4, 0x25A0, 0x00A0} },
 
+#ifndef Q_OS_SYMBIAN
     { "windows-1250", { "CP1250", 0 }, 2250,
       { 0x20AC, 0xFFFD, 0x201A, 0xFFFD, 0x201E, 0x2026, 0x2020, 0x2021,
         0xFFFD, 0x2030, 0x0160, 0x2039, 0x015A, 0x0164, 0x017D, 0x0179,
@@ -516,6 +520,7 @@
         0x0111, 0x00F1, 0x0323, 0x00F3, 0x00F4, 0x01A1, 0x00F6, 0x00F7,
         0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x01B0, 0x20AB, 0x00FF} },
 
+#endif
     { "Apple Roman", { "macintosh", "MacRoman", 0 }, -168,
       { 0x00C4, 0x00C5, 0x00C7, 0x00C9, 0x00D1, 0x00D6, 0x00DC, 0x00E1,
         0x00E0, 0x00E2, 0x00E4, 0x00E3, 0x00E5, 0x00E7, 0x00E9, 0x00E8,
@@ -534,8 +539,6 @@
         0xF8FF, 0x00D2, 0x00DA, 0x00DB, 0x00D9, 0x0131, 0x02C6, 0x02DC,
         0x00AF, 0x02D8, 0x02D9, 0x02DA, 0x00B8, 0x02DD, 0x02DB, 0x02C7} },
 
-
-
     // This one is based on the charmap file
     // /usr/share/i18n/charmaps/SAMI-WS2.gz, which is manually adapted
     // to this format by Boerre Gaup <boerre@subdimension.com>
@@ -557,7 +560,7 @@
         0x00F0, 0x00F1, 0x00F2, 0x00F3, 0x00F4, 0x00F5, 0x00F6, 0x00F7,
         0x00F8, 0x00F9, 0x00FA, 0x00FB, 0x00FC, 0x00FD, 0x00FE, 0x00FF} },
 
-
+#ifndef Q_OS_SYMBIAN
     // this one is generated from the charmap file located in /usr/share/i18n/charmaps
     // on most Linux distributions. The thai character set tis620 is byte by byte equivalent
     // to iso8859-11, so we name it 8859-11 here, but recognise the name tis620 too.
@@ -581,6 +584,7 @@
         0x0E50, 0x0E51, 0x0E52, 0x0E53, 0x0E54, 0x0E55, 0x0E56, 0x0E57,
         0x0E58, 0x0E59, 0x0E5A, 0x0E5B, 0xFFFD, 0xFFFD, 0xFFFD, 0xFFFD } },
 
+#endif
     /*
       Name: hp-roman8                                  [HP-PCL5,RFC1345,KXS2]
       MIBenum: 2004
@@ -681,7 +685,7 @@
     int u;
     const QChar* ucp = in;
     unsigned char* rp = (unsigned char *)r.data();
-    const unsigned char* rmp = (const unsigned char *)reverseMap->data();
+    const unsigned char* rmp = (const unsigned char *)reverseMap->constData();
     int rmsize = (int) reverseMap->size();
     while(i--)
     {