Fixed number of compiler errors on win32.

VC++Files/mysqlbinlog/mysqlbinlog.vcproj:
  Fixed compiler error for Win32 build. #include "decimal.c" wrere no able to find decimal.c file.
sql/ha_innodb.cc:
  Fixed compiler error for Win32 build.
sql/spatial.cc:
  Fixed compiler error for Win32 build. float8get should be enclosed
  in {} since it is macro on win32 and might cause unmatching blocks.

VC++Files/mysqlbinlog/mysqlbinlog.vcproj

@@ -22,7 +22,7 @@
 				Name="VCCLCompilerTool"
 				Optimization="0"
 				OptimizeForProcessor="2"
-				AdditionalIncludeDirectories="../include,../,../sql"
+				AdditionalIncludeDirectories="../include,../,../sql,../strings"
 				PreprocessorDefinitions="_DEBUG;SAFEMALLOC;SAFE_MUTEX;_CONSOLE;_WINDOWS;MYSQL_SERVER"
 				RuntimeLibrary="1"
 				PrecompiledHeaderFile=".\Debug/mysqlbinlog.pch"

sql/ha_innodb.cc

@@ -3009,8 +3009,8 @@ ha_innobase::store_key_val_for_row(
 
 			if (key_part->length > 0 && cs->mbmaxlen > 1) {
 				len = (ulint) cs->cset->well_formed_len(cs, 
-					src_start,
-					src_start + key_part->length,
+					(const char *) src_start,
+					(const char *) src_start + key_part->length,
 					key_part->length / cs->mbmaxlen, 
 					&error);
 			} else {

sql/spatial.cc

@@ -178,7 +178,9 @@ static double wkb_get_double(const char *ptr, Geometry::wkbByteOrder bo)
 {
   double res;
   if (bo != Geometry::wkb_xdr)
+  {
     float8get(res, ptr);
+  }
   else
   {
     char inv_array[8];