Update freetype sources (2.6.2) in third party.

third_party/freetype2/src/builds/windows/w32-wat.mk

Index: third_party/freetype2/src/builds/windows/w32-wat.mk
diff --git a/third_party/freetype2/src/builds/windows/w32-wat.mk b/third_party/freetype2/src/builds/windows/w32-wat.mk
new file mode 100644
index 0000000000000000000000000000000000000000..cc5eaf0a2628d8a48e1a426a65ffee0cf086679c
--- /dev/null
+++ b/third_party/freetype2/src/builds/windows/w32-wat.mk
@@ -0,0 +1,28 @@
+#
+# FreeType 2 configuration rules for Watcom C/C++
+#
+
+
+# Copyright 1996-2015 by
+# David Turner, Robert Wilhelm, and Werner Lemberg.
+#
+# This file is part of the FreeType project, and may only be used, modified,
+# and distributed under the terms of the FreeType project license,
+# LICENSE.TXT.  By continuing to use, modify, or distribute this file you
+# indicate that you have read the license and understand and accept it
+# fully.
+
+# redefine export symbol definitions
+#
+EXPORTS_LIST      = $(OBJ_DIR)/watcom-ftexports.lbc
+EXPORTS_OPTIONS   = -\"export @$(EXPORTS_LIST)\"-
+APINAMES_OPTIONS := -wW
+
+include $(TOP_DIR)/builds/windows/win32-def.mk
+include $(TOP_DIR)/builds/compiler/watcom.mk
+
+# include linking instructions
+include $(TOP_DIR)/builds/link_dos.mk
+
+
+# EOF