bugfix for ilmbase: remove obsolete compiler options

src/ilmbase-2-osx-cxxflags.patch

@@ -0,0 +1,18 @@
+This file is part of mingw-cross-env.
+See doc/index.html for further information.
+
+This patch has been taken from http://lists.nongnu.org/archive/html/openexr-devel/2010-08/msg00011.html
+
+Here, we just patch configure to save an autoconf
+
+diff -ur ilmbase-1.0.2.orig/configure ilmbase-1.0.2/configure
+--- ilmbase-1.0.2.orig/configure	2010-07-23 11:13:13.000000000 +1000
++++ ilmbase-1.0.2/configure	2010-09-27 00:01:17.000000000 +1000
+@@ -20374,7 +20374,6 @@
+ 
+ case "$host" in
+ *darwin*)
+-    CXXFLAGS="$CXXFLAGS -Wno-long-double"
+ 
+         # Check whether --enable-osx-arch or --disable-osx-arch was given.
+ if test "${enable_osx_arch+set}" = set; then

src/openexr.mk

@@ -22,6 +22,8 @@ endef
 define $(PKG)_BUILD
     # unpack and build a native version of ilmbase
     cd '$(1)' && $(call UNPACK_PKG_ARCHIVE,ilmbase)
+    $(foreach PKG_PATCH,$(sort $(wildcard $(TOP_DIR)/src/ilmbase-*.patch)),
+        (cd '$(1)/$(ilmbase_SUBDIR)' && $(PATCH) -p1 -u) < $(PKG_PATCH))
     cd '$(1)/$(ilmbase_SUBDIR)' && $(SHELL) ./configure \
         --disable-shared \
         --prefix='$(1)/ilmbase' \