Index: external/libexttextcat/UnpackedTarball_libexttextcat.mk
--- external/libexttextcat/UnpackedTarball_libexttextcat.mk.orig
+++ external/libexttextcat/UnpackedTarball_libexttextcat.mk
@@ -13,4 +13,8 @@ $(eval $(call gb_UnpackedTarball_set_tarball,libexttex
 
 $(eval $(call gb_UnpackedTarball_update_autoconf_configs,libexttextcat))
 
+$(eval $(call gb_UnpackedTarball_add_patches,libexttextcat,\
+    external/libexttextcat/openbsd.patch \
+))
+
 # vim: set noet sw=4 ts=4:
