More fixes for Win32 building (bug 8311)

Our build system barfs on autogen.sh, which ignores --noconfigure. Configure
needs a host of options to make the cross compile work in our case.

Fix typo in fccache.c

autogen.sh

@@ -6,6 +6,13 @@ set -e
 srcdir=`dirname $0`
 test -z "$srcdir" && srcdir=.
 
+case "$1" in
+--noconf*) 
+    	AUTOGEN_SUBDIR_MODE="true"
+	shift
+	;;
+esac
+
 ORIGDIR=`pwd`
 cd $srcdir
 PROJECT=Fontconfig

src/fccache.c

@@ -454,7 +454,8 @@ FcDirCacheMapFd (int fd, struct stat *fd_stat)
 					 PAGE_READONLY, 0, 0, NULL);
 	    if (hFileMap != NULL)
 	    {
-		cache = MapViewOfFile (hFileMap, FILE_MAP_READ, 0, 0, size);
+		cache = MapViewOfFile (hFileMap, FILE_MAP_READ, 0, 0, 
+				       fd_stat->st_size);
 		CloseHandle (hFileMap);
 	    }
 	}