Avoid some non-standard str functions.

diff --git a/dlls/msi/msiquery.c b/dlls/msi/msiquery.c
index faf7976..15e1138 100644
--- a/dlls/msi/msiquery.c
+++ b/dlls/msi/msiquery.c
@@ -141,7 +141,7 @@
 
     /* figure out how much space we need to allocate */
     va_start(va, fmt);
-    sz = strlenW(fmt) + 1;
+    sz = lstrlenW(fmt) + 1;
     p = fmt;
     while (*p)
     {
@@ -152,7 +152,7 @@
         switch (*p)
         {
         case 's':  /* a string */
-            sz += strlenW(va_arg(va,LPCWSTR));
+            sz += lstrlenW(va_arg(va,LPCWSTR));
             break;
         case 'd':
         case 'i':  /* an integer -2147483648 seems to be longest */
diff --git a/dlls/msi/table.c b/dlls/msi/table.c
index 831ae81..6afb12c 100644
--- a/dlls/msi/table.c
+++ b/dlls/msi/table.c
@@ -35,8 +35,6 @@
 #include "msipriv.h"
 #include "winnls.h"
 
-#include "wine/unicode.h"
-
 #include "query.h"
 
 WINE_DEFAULT_DEBUG_CHANNEL(msi);
@@ -98,7 +96,7 @@
     LPWSTR out, p;
 
     if( !bTable )
-        count = strlenW( in )+2;
+        count = lstrlenW( in )+2;
     out = HeapAlloc( GetProcessHeap(), 0, count*sizeof(WCHAR) );
     p = out;
 
@@ -1117,11 +1115,11 @@
     if( !sval )
         return ERROR_INVALID_PARAMETER;
 
-    len = strlenW( tv->name ) + 2 + strlenW( sval );
+    len = lstrlenW( tv->name ) + 2 + lstrlenW( sval );
     full_name = HeapAlloc( GetProcessHeap(), 0, len*sizeof(WCHAR) );
-    strcpyW( full_name, tv->name );
-    strcatW( full_name, szDot );
-    strcatW( full_name, sval );
+    lstrcpyW( full_name, tv->name );
+    lstrcatW( full_name, szDot );
+    lstrcatW( full_name, sval );
 
     r = db_get_raw_stream( tv->db, full_name, stm );
     if( r )