[janitor] dlls/user -Wwrite-strings cleanup

[Daniel Marmier <d.marmier@bluewin.ch>]

Fixed warnings with gcc option "-Wwrite-strings".

Index: dlls/user/tests/sysparams.c
===================================================================
RCS file: /home/wine/wine/dlls/user/tests/sysparams.c,v
retrieving revision 1.18
diff -u -r1.18 sysparams.c
--- dlls/user/tests/sysparams.c	11 Sep 2003 01:07:19 -0000	1.18
+++ dlls/user/tests/sysparams.c	5 Oct 2003 10:27:22 -0000
@@ -149,7 +149,7 @@
  * lpsRegName - registry entry name
  * lpsTestValue - value to test
  */
-static void _test_reg_key( LPSTR subKey1, LPSTR subKey2, LPSTR valName, LPSTR testValue )
+static void _test_reg_key( LPCSTR subKey1, LPCSTR subKey2, LPCSTR valName, LPCSTR testValue )
 {
     CHAR  value[MAX_PATH];
     DWORD valueLen;
@@ -256,7 +256,7 @@
     ok(rc!=0,"***warning*** failed to restore the original value: rc=%d err=%ld\n",rc,GetLastError());
 }
 
-static char *setmouse_valuenames[3] = {
+static const char *setmouse_valuenames[3] = {
     SPI_SETMOUSE_VALNAME1,
     SPI_SETMOUSE_VALNAME2,
     SPI_SETMOUSE_VALNAME3