mingw64 fixes: update external-tests.pd.

The library regression test now accepts 2176 objects for a successful test,
which is the number we currently have for mingw64 (down from the previous
value of 2251).

Makefile

@@ -162,10 +162,6 @@ realclean:
 
 os = $(shell uname|sed 's/^\(MINGW[0-9]*\)_NT.*/\1/')
 
-# NOTE: For mingw64 the external tests report 2176 instead of the
-# expected 2251 objects, which makes the 'check' target fail; you can
-# have 'make' ignore such errors by invoking it as 'make -i check'.
-
 ifeq ($(os),Linux)
 # Linux (all flavors)
 pdprog = packages/linux_make/build/usr/bin/pd-l2ork

scripts/external-tests.pd

@@ -835,8 +835,8 @@ non-optimized branches.;
 #X text 432 224 Where did we get 2275? It is the number of creators
 that we found on OSX-- which does not yet ship K12 mode. (Still need
 to set up Windows tests \, however.;
-#X obj 335 262 moses 2251;
-#X msg 335 320 only counted \$1 objects. Need 2251 to succeed;
+#X obj 335 262 moses 2176;
+#X msg 335 320 only counted \$1 objects. Need 2176 to succeed;
 #X connect 0 0 38 0;
 #X connect 1 0 4 0;
 #X connect 2 0 3 0;