diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 831563b5e3..15c1abac83 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -8,6 +8,14 @@
    2008-12-31 13:59 UTC+0100 Foo Bar <foo.bar@foobar.org>
 */
 
+2008-07-28 12:37 UTC+0200 Przemyslaw Czerpak (druzus/at/priv.onet.pl)
+  * harbour/contrib/hbmzip/hbmzip.c
+    * converted TABs to SPACEs
+
+  * harbour/source/rtl/hbcrc.c
+  * harbour/source/rtl/hbmd5.c
+    * added const to some static array declarations
+
 2008-07-28 02:47 UTC+0200 Przemyslaw Czerpak (druzus/at/priv.onet.pl)
   * harbour/contrib/hbmzip/tests/myzip.prg
   * harbour/contrib/hbmzip/tests/myunzip.prg
diff --git a/harbour/contrib/hbmzip/hbmzip.c b/harbour/contrib/hbmzip/hbmzip.c
index c373ac067e..2fb29498f9 100644
--- a/harbour/contrib/hbmzip/hbmzip.c
+++ b/harbour/contrib/hbmzip/hbmzip.c
@@ -208,7 +208,7 @@ HB_FUNC( HB_ZIPFILECREATE )
 
          hb_retni( zipOpenNewFileInZip3( hZip, szZipName, &zfi,
                                          NULL, 0, NULL, 0,
-					 hb_parc( 10 ), iMethod, iLevel, 0,
+                                         hb_parc( 10 ), iMethod, iLevel, 0,
                                          -MAX_WBITS, DEF_MEM_LEVEL, Z_DEFAULT_STRATEGY,
                                          hb_parc( 9 ), 0 ) );
       }
@@ -1077,7 +1077,7 @@ static int hb_zipDeleteFile( const char* szZipFile, const char* szFileMask )
       if( ugi.size_comment > 0 )
       {
          pszGlobalComment = ( char * ) hb_xgrab( ugi.size_comment + 1 );
-	   if( ( uLong ) unzGetGlobalComment( hUnzip, pszGlobalComment,
+         if( ( uLong ) unzGetGlobalComment( hUnzip, pszGlobalComment,
                                  ugi.size_comment ) != ugi.size_comment )
             iResult = UNZ_ERRNO;
          pszGlobalComment[ ugi.size_comment ] = '\0';
diff --git a/harbour/source/rtl/hbcrc.c b/harbour/source/rtl/hbcrc.c
index 77a6a008ea..1a27567184 100644
--- a/harbour/source/rtl/hbcrc.c
+++ b/harbour/source/rtl/hbcrc.c
@@ -112,7 +112,7 @@ static const ULONG crc32_tab[ 256 ] = {
 
 /* X^16+X^15+X^2+X^0 */
 /* 0x18005 => 0xA001 */
-static ULONG crc16_tab[] =
+static const ULONG crc16_tab[] =
 {
    0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
    0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
diff --git a/harbour/source/rtl/hbmd5.c b/harbour/source/rtl/hbmd5.c
index 720c57289b..92f4d03368 100644
--- a/harbour/source/rtl/hbmd5.c
+++ b/harbour/source/rtl/hbmd5.c
@@ -129,7 +129,7 @@ typedef struct
 #define MAX_FBUF 0x20000 /* file read buffer size, MUST be 64*n */
 
 /* Static data */
-static UINT32 T[ 64 ] = {
+static const UINT32 T[ 64 ] = {
    0xD76AA478, 0xE8C7B756, 0x242070DB, 0xC1BDCEEE,
    0xF57C0FAF, 0x4787C62A, 0xA8304613, 0xFD469501,
    0x698098D8, 0x8B44F7AF, 0xFFFF5BB1, 0x895CD7BE,
@@ -148,7 +148,7 @@ static UINT32 T[ 64 ] = {
    0xF7537E82, 0xBD3AF235, 0x2AD7D2BB, 0xEB86D391
 };
 
-static BYTE pad[ 64 ] = {
+static const BYTE pad[ 64 ] = {
    0x80, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
       0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,