diff -up gimp-2.8.14/app/config/Makefile.in.autofoo gimp-2.8.14/app/config/Makefile.in
--- gimp-2.8.14/app/config/Makefile.in.autofoo	2014-08-26 19:02:46.000000000 +0200
+++ gimp-2.8.14/app/config/Makefile.in	2015-07-16 14:56:11.636587432 +0200
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.14.1 from Makefile.am.
+# Makefile.in generated by automake 1.15 from Makefile.am.
 # @configure_input@
 
-# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+# Copyright (C) 1994-2014 Free Software Foundation, Inc.
 
 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -15,7 +15,17 @@
 @SET_MAKE@
 
 VPATH = @srcdir@
-am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
+am__is_gnu_make = { \
+  if test -z '$(MAKELEVEL)'; then \
+    false; \
+  elif test -n '$(MAKE_HOST)'; then \
+    true; \
+  elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+    true; \
+  else \
+    false; \
+  fi; \
+}
 am__make_running_with_option = \
   case $${target_option-} in \
       ?) ;; \
@@ -81,17 +91,20 @@ host_triplet = @host@
 EXTRA_PROGRAMS = test-config$(EXEEXT)
 TESTS = test-config$(EXEEXT)
 subdir = app/config
-DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am \
-	$(top_srcdir)/depcomp $(top_srcdir)/test-driver
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
-	$(top_srcdir)/m4macros/alsa.m4 \
+am__aclocal_m4_deps = $(top_srcdir)/m4macros/libtool.m4 \
+	$(top_srcdir)/m4macros/ltoptions.m4 \
+	$(top_srcdir)/m4macros/ltsugar.m4 \
+	$(top_srcdir)/m4macros/ltversion.m4 \
+	$(top_srcdir)/m4macros/lt~obsolete.m4 \
+	$(top_srcdir)/acinclude.m4 $(top_srcdir)/m4macros/alsa.m4 \
 	$(top_srcdir)/m4macros/binreloc.m4 \
 	$(top_srcdir)/m4macros/detectcflags.m4 \
 	$(top_srcdir)/m4macros/gimpprint.m4 \
 	$(top_srcdir)/m4macros/pythondev.m4 $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
+DIST_COMMON = $(srcdir)/Makefile.am $(am__DIST_COMMON)
 mkinstalldirs = $(install_sh) -d
 CONFIG_HEADER = $(top_builddir)/config.h
 CONFIG_CLEAN_FILES =
@@ -388,6 +401,8 @@ TEST_LOGS = $(am__test_logs2:.test.log=.
 TEST_LOG_DRIVER = $(SHELL) $(top_srcdir)/test-driver
 TEST_LOG_COMPILE = $(TEST_LOG_COMPILER) $(AM_TEST_LOG_FLAGS) \
 	$(TEST_LOG_FLAGS)
+am__DIST_COMMON = $(srcdir)/Makefile.in $(top_srcdir)/depcomp \
+	$(top_srcdir)/test-driver
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 AA_LIBS = @AA_LIBS@
 ACLOCAL = @ACLOCAL@
@@ -731,6 +746,7 @@ libgimpcolor = $(top_builddir)/libgimpco
 libgimpmath = $(top_builddir)/libgimpmath/libgimpmath-$(GIMP_API_VERSION).la
 libgimpmodule = $(top_builddir)/libgimpmodule/libgimpmodule-$(GIMP_API_VERSION).la
 libgimpthumb = $(top_builddir)/libgimpthumb/libgimpthumb-$(GIMP_API_VERSION).la
+@OS_WIN32_FALSE@libm = -lm
 AM_CPPFLAGS = \
 	-DG_LOG_DOMAIN=\"Gimp-Config\"	\
 	-DGIMP_APP_VERSION_STRING=\"$(GIMP_APP_VERSION)\"
@@ -826,7 +842,8 @@ test_config_LDADD = \
 	$(PANGOCAIRO_LIBS)			\
 	$(GDK_PIXBUF_LIBS)			\
 	$(GEGL_LIBS)				\
-	$(GLIB_LIBS)
+	$(GLIB_LIBS)				\
+	$(libm)
 
 CLEANFILES = $(EXTRA_PROGRAMS) foorc $(gen_sources)
 
@@ -851,7 +868,6 @@ $(srcdir)/Makefile.in: @MAINTAINER_MODE_
 	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu app/config/Makefile'; \
 	$(am__cd) $(top_srcdir) && \
 	  $(AUTOMAKE) --gnu app/config/Makefile
-.PRECIOUS: Makefile
 Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
 	@case '$?' in \
 	  *config.status*) \
@@ -1014,7 +1030,7 @@ $(TEST_SUITE_LOG): $(TEST_LOGS)
 	if test -n "$$am__remaking_logs"; then \
 	  echo "fatal: making $(TEST_SUITE_LOG): possible infinite" \
 	       "recursion detected" >&2; \
-	else \
+	elif test -n "$$redo_logs"; then \
 	  am__remaking_logs=yes $(MAKE) $(AM_MAKEFLAGS) $$redo_logs; \
 	fi; \
 	if $(am__make_dryrun); then :; else \
@@ -1303,6 +1319,8 @@ uninstall-am:
 	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
 	recheck tags tags-am uninstall uninstall-am
 
+.PRECIOUS: Makefile
+
 
 config-enums.c: $(srcdir)/config-enums.h $(GIMP_MKENUMS)
 	$(GIMP_MKENUMS) \
diff -up gimp-2.8.14/app/Makefile.in.autofoo gimp-2.8.14/app/Makefile.in
--- gimp-2.8.14/app/Makefile.in.autofoo	2014-08-26 19:02:46.000000000 +0200
+++ gimp-2.8.14/app/Makefile.in	2015-07-16 14:56:11.437590324 +0200
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.14.1 from Makefile.am.
+# Makefile.in generated by automake 1.15 from Makefile.am.
 # @configure_input@
 
-# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+# Copyright (C) 1994-2014 Free Software Foundation, Inc.
 
 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -18,7 +18,17 @@
 
 
 VPATH = @srcdir@
-am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
+am__is_gnu_make = { \
+  if test -z '$(MAKELEVEL)'; then \
+    false; \
+  elif test -n '$(MAKE_HOST)'; then \
+    true; \
+  elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+    true; \
+  else \
+    false; \
+  fi; \
+}
 am__make_running_with_option = \
   case $${target_option-} in \
       ?) ;; \
@@ -84,19 +94,21 @@ host_triplet = @host@
 @ENABLE_GIMP_CONSOLE_FALSE@bin_PROGRAMS = gimp-2.8$(EXEEXT)
 @ENABLE_GIMP_CONSOLE_TRUE@bin_PROGRAMS = gimp-2.8$(EXEEXT) \
 @ENABLE_GIMP_CONSOLE_TRUE@	gimp-console-2.8$(EXEEXT)
-DIST_COMMON = $(top_srcdir)/build/windows/gimprc.rule \
-	$(srcdir)/Makefile.in $(srcdir)/Makefile.am \
-	$(top_srcdir)/depcomp
 subdir = app
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
-	$(top_srcdir)/m4macros/alsa.m4 \
+am__aclocal_m4_deps = $(top_srcdir)/m4macros/libtool.m4 \
+	$(top_srcdir)/m4macros/ltoptions.m4 \
+	$(top_srcdir)/m4macros/ltsugar.m4 \
+	$(top_srcdir)/m4macros/ltversion.m4 \
+	$(top_srcdir)/m4macros/lt~obsolete.m4 \
+	$(top_srcdir)/acinclude.m4 $(top_srcdir)/m4macros/alsa.m4 \
 	$(top_srcdir)/m4macros/binreloc.m4 \
 	$(top_srcdir)/m4macros/detectcflags.m4 \
 	$(top_srcdir)/m4macros/gimpprint.m4 \
 	$(top_srcdir)/m4macros/pythondev.m4 $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
+DIST_COMMON = $(srcdir)/Makefile.am $(am__DIST_COMMON)
 mkinstalldirs = $(install_sh) -d
 CONFIG_HEADER = $(top_builddir)/config.h
 CONFIG_CLEAN_FILES =
@@ -133,7 +145,7 @@ am__DEPENDENCIES_2 = xcf/libappxcf.a pdb
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 gimp_2_8_DEPENDENCIES = gui/libappgui.a menus/libappmenus.a \
 	actions/libappactions.a dialogs/libappdialogs.a \
 	tools/libapptools.a display/libappdisplay.a \
@@ -250,6 +262,8 @@ am__define_uniq_tagged_files = \
 ETAGS = etags
 CTAGS = ctags
 DIST_SUBDIRS = $(SUBDIRS)
+am__DIST_COMMON = $(srcdir)/Makefile.in \
+	$(top_srcdir)/build/windows/gimprc.rule $(top_srcdir)/depcomp
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 am__relativize = \
   dir0=`pwd`; \
@@ -691,6 +705,7 @@ libapp_a_SOURCES = $(libapp_sources) $(l
 gimp_2_8_SOURCES = $(libapp_sources) main.c
 @PLATFORM_OSX_TRUE@framework_cocoa = -framework Cocoa
 @OS_WIN32_TRUE@win32_ldflags = -mwindows -Wl,--tsaware $(WIN32_LARGE_ADDRESS_AWARE)
+@OS_WIN32_FALSE@libm = -lm
 @USE_BINRELOC_TRUE@munix = -Wl,-rpath '-Wl,$$ORIGIN/../lib'
 @HAVE_WINDRES_TRUE@GIMPAPPRC = $(top_srcdir)/build/windows/gimp.rc
 @HAVE_WINDRES_TRUE@GIMPRC = gimp-$(GIMP_APP_VERSION).rc.o
@@ -774,7 +789,8 @@ gimpconsoleldadd = \
 	$(GEGL_LIBS)			\
 	$(GLIB_LIBS)			\
 	$(INTLLIBS)			\
-	$(RT_LIBS)
+	$(RT_LIBS)			\
+	$(libm)
 
 gimp_2_8_LDFLAGS = \
 	$(AM_LDFLAGS)		\
@@ -822,7 +838,6 @@ $(srcdir)/Makefile.in: @MAINTAINER_MODE_
 	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu app/Makefile'; \
 	$(am__cd) $(top_srcdir) && \
 	  $(AUTOMAKE) --gnu app/Makefile
-.PRECIOUS: Makefile
 Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
 	@case '$?' in \
 	  *config.status*) \
@@ -831,7 +846,7 @@ Makefile: $(srcdir)/Makefile.in $(top_bu
 	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
 	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
 	esac;
-$(top_srcdir)/build/windows/gimprc.rule:
+$(top_srcdir)/build/windows/gimprc.rule $(am__empty):
 
 $(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
 	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
@@ -1439,6 +1454,8 @@ uninstall-am: uninstall-binPROGRAMS unin
 	mostlyclean-libtool pdf pdf-am ps ps-am tags tags-am uninstall \
 	uninstall-am uninstall-binPROGRAMS uninstall-local
 
+.PRECIOUS: Makefile
+
 
 $(srcdir)/version.c: git-version.h
 
diff -up gimp-2.8.14/app/tests/Makefile.in.autofoo gimp-2.8.14/app/tests/Makefile.in
--- gimp-2.8.14/app/tests/Makefile.in.autofoo	2014-08-26 19:02:47.000000000 +0200
+++ gimp-2.8.14/app/tests/Makefile.in	2015-07-16 14:56:12.223578901 +0200
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.14.1 from Makefile.am.
+# Makefile.in generated by automake 1.15 from Makefile.am.
 # @configure_input@
 
-# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+# Copyright (C) 1994-2014 Free Software Foundation, Inc.
 
 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -15,7 +15,17 @@
 @SET_MAKE@
 
 VPATH = @srcdir@
-am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
+am__is_gnu_make = { \
+  if test -z '$(MAKELEVEL)'; then \
+    false; \
+  elif test -n '$(MAKE_HOST)'; then \
+    true; \
+  elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+    true; \
+  else \
+    false; \
+  fi; \
+}
 am__make_running_with_option = \
   case $${target_option-} in \
       ?) ;; \
@@ -91,17 +101,20 @@ TESTS = test-core$(EXEEXT) test-gimpidta
 	test-ui$(EXEEXT) test-xcf$(EXEEXT)
 EXTRA_PROGRAMS = $(am__EXEEXT_1)
 subdir = app/tests
-DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/Makefile.am \
-	$(top_srcdir)/depcomp $(top_srcdir)/test-driver
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
-	$(top_srcdir)/m4macros/alsa.m4 \
+am__aclocal_m4_deps = $(top_srcdir)/m4macros/libtool.m4 \
+	$(top_srcdir)/m4macros/ltoptions.m4 \
+	$(top_srcdir)/m4macros/ltsugar.m4 \
+	$(top_srcdir)/m4macros/ltversion.m4 \
+	$(top_srcdir)/m4macros/lt~obsolete.m4 \
+	$(top_srcdir)/acinclude.m4 $(top_srcdir)/m4macros/alsa.m4 \
 	$(top_srcdir)/m4macros/binreloc.m4 \
 	$(top_srcdir)/m4macros/detectcflags.m4 \
 	$(top_srcdir)/m4macros/gimpprint.m4 \
 	$(top_srcdir)/m4macros/pythondev.m4 $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
+DIST_COMMON = $(srcdir)/Makefile.am $(am__DIST_COMMON)
 mkinstalldirs = $(install_sh) -d
 CONFIG_HEADER = $(top_builddir)/config.h
 CONFIG_CLEAN_FILES =
@@ -161,7 +174,7 @@ test_core_DEPENDENCIES =  \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 AM_V_lt = $(am__v_lt_@AM_V@)
 am__v_lt_ = $(am__v_lt_@AM_DEFAULT_V@)
 am__v_lt_0 = --silent
@@ -201,7 +214,7 @@ test_gimpidtable_DEPENDENCIES =  \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_gimptilebackendtilemanager_SOURCES =  \
 	test-gimptilebackendtilemanager.c
 test_gimptilebackendtilemanager_OBJECTS =  \
@@ -239,7 +252,7 @@ test_gimptilebackendtilemanager_DEPENDEN
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_save_and_export_SOURCES = test-save-and-export.c
 test_save_and_export_OBJECTS = test-save-and-export.$(OBJEXT)
 test_save_and_export_LDADD = $(LDADD)
@@ -275,7 +288,7 @@ test_save_and_export_DEPENDENCIES =  \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_session_2_6_compatibility_SOURCES =  \
 	test-session-2-6-compatibility.c
 test_session_2_6_compatibility_OBJECTS =  \
@@ -313,7 +326,7 @@ test_session_2_6_compatibility_DEPENDENC
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_session_2_8_compatibility_multi_window_SOURCES =  \
 	test-session-2-8-compatibility-multi-window.c
 test_session_2_8_compatibility_multi_window_OBJECTS =  \
@@ -351,7 +364,7 @@ test_session_2_8_compatibility_multi_win
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_session_2_8_compatibility_single_window_SOURCES =  \
 	test-session-2-8-compatibility-single-window.c
 test_session_2_8_compatibility_single_window_OBJECTS =  \
@@ -389,7 +402,7 @@ test_session_2_8_compatibility_single_wi
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_single_window_mode_SOURCES = test-single-window-mode.c
 test_single_window_mode_OBJECTS = test-single-window-mode.$(OBJEXT)
 test_single_window_mode_LDADD = $(LDADD)
@@ -425,7 +438,7 @@ test_single_window_mode_DEPENDENCIES =
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_tools_SOURCES = test-tools.c
 test_tools_OBJECTS = test-tools.$(OBJEXT)
 test_tools_LDADD = $(LDADD)
@@ -461,7 +474,7 @@ test_tools_DEPENDENCIES =  \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_ui_SOURCES = test-ui.c
 test_ui_OBJECTS = test-ui.$(OBJEXT)
 test_ui_LDADD = $(LDADD)
@@ -497,7 +510,7 @@ test_ui_DEPENDENCIES =  \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 test_xcf_SOURCES = test-xcf.c
 test_xcf_OBJECTS = test-xcf.$(OBJEXT)
 test_xcf_LDADD = $(LDADD)
@@ -533,7 +546,7 @@ test_xcf_DEPENDENCIES =  \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
 	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1) \
-	$(am__DEPENDENCIES_1)
+	$(am__DEPENDENCIES_1) $(am__DEPENDENCIES_1)
 AM_V_P = $(am__v_P_@AM_V@)
 am__v_P_ = $(am__v_P_@AM_DEFAULT_V@)
 am__v_P_0 = false
@@ -824,6 +837,8 @@ TEST_LOG_DRIVER = $(SHELL) $(top_srcdir)
 TEST_LOG_COMPILE = $(TEST_LOG_COMPILER) $(AM_TEST_LOG_FLAGS) \
 	$(TEST_LOG_FLAGS)
 DIST_SUBDIRS = $(SUBDIRS)
+am__DIST_COMMON = $(srcdir)/Makefile.in $(top_srcdir)/depcomp \
+	$(top_srcdir)/test-driver
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 am__relativize = \
   dir0=`pwd`; \
@@ -1215,6 +1230,7 @@ libgimpmath = $(top_builddir)/libgimpmat
 libgimpmodule = $(top_builddir)/libgimpmodule/libgimpmodule-$(GIMP_API_VERSION).la
 libgimpwidgets = $(top_builddir)/libgimpwidgets/libgimpwidgets-$(GIMP_API_VERSION).la
 libgimpthumb = $(top_builddir)/libgimpthumb/libgimpthumb-$(GIMP_API_VERSION).la
+@OS_WIN32_FALSE@libm = -lm
 AM_CPPFLAGS = \
 	-I$(top_srcdir)		\
 	-I$(top_srcdir)/app	\
@@ -1293,7 +1309,8 @@ LDADD = \
 	$(GEGL_LIBS)						\
 	$(GLIB_LIBS)						\
 	$(INTLLIBS)						\
-	$(RT_LIBS)
+	$(RT_LIBS)							\
+	$(libm)
 
 all: all-recursive
 
@@ -1311,7 +1328,6 @@ $(srcdir)/Makefile.in: @MAINTAINER_MODE_
 	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu app/tests/Makefile'; \
 	$(am__cd) $(top_srcdir) && \
 	  $(AUTOMAKE) --gnu app/tests/Makefile
-.PRECIOUS: Makefile
 Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
 	@case '$?' in \
 	  *config.status*) \
@@ -1558,7 +1574,7 @@ $(TEST_SUITE_LOG): $(TEST_LOGS)
 	if test -n "$$am__remaking_logs"; then \
 	  echo "fatal: making $(TEST_SUITE_LOG): possible infinite" \
 	       "recursion detected" >&2; \
-	else \
+	elif test -n "$$redo_logs"; then \
 	  am__remaking_logs=yes $(MAKE) $(AM_MAKEFLAGS) $$redo_logs; \
 	fi; \
 	if $(am__make_dryrun); then :; else \
@@ -1944,6 +1960,8 @@ uninstall-am:
 	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
 	recheck tags tags-am uninstall uninstall-am
 
+.PRECIOUS: Makefile
+
 
 $(TESTS): gimpdir-output
 
diff -up gimp-2.8.14/devel-docs/app/Makefile.in.autofoo gimp-2.8.14/devel-docs/app/Makefile.in
--- gimp-2.8.14/devel-docs/app/Makefile.in.autofoo	2014-08-26 19:02:50.000000000 +0200
+++ gimp-2.8.14/devel-docs/app/Makefile.in	2015-07-16 14:56:13.872554935 +0200
@@ -1,7 +1,7 @@
-# Makefile.in generated by automake 1.14.1 from Makefile.am.
+# Makefile.in generated by automake 1.15 from Makefile.am.
 # @configure_input@
 
-# Copyright (C) 1994-2013 Free Software Foundation, Inc.
+# Copyright (C) 1994-2014 Free Software Foundation, Inc.
 
 # This Makefile.in is free software; the Free Software Foundation
 # gives unlimited permission to copy and/or distribute it,
@@ -20,7 +20,17 @@
 # Everything below here is generic #
 ####################################
 VPATH = @srcdir@
-am__is_gnu_make = test -n '$(MAKEFILE_LIST)' && test -n '$(MAKELEVEL)'
+am__is_gnu_make = { \
+  if test -z '$(MAKELEVEL)'; then \
+    false; \
+  elif test -n '$(MAKE_HOST)'; then \
+    true; \
+  elif test -n '$(MAKE_VERSION)' && test -n '$(CURDIR)'; then \
+    true; \
+  else \
+    false; \
+  fi; \
+}
 am__make_running_with_option = \
   case $${target_option-} in \
       ?) ;; \
@@ -83,18 +93,21 @@ PRE_UNINSTALL = :
 POST_UNINSTALL = :
 build_triplet = @build@
 host_triplet = @host@
-DIST_COMMON = $(top_srcdir)/gtk-doc.make $(srcdir)/Makefile.in \
-	$(srcdir)/Makefile.am $(srcdir)/version.in
 subdir = devel-docs/app
 ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
-am__aclocal_m4_deps = $(top_srcdir)/acinclude.m4 \
-	$(top_srcdir)/m4macros/alsa.m4 \
+am__aclocal_m4_deps = $(top_srcdir)/m4macros/libtool.m4 \
+	$(top_srcdir)/m4macros/ltoptions.m4 \
+	$(top_srcdir)/m4macros/ltsugar.m4 \
+	$(top_srcdir)/m4macros/ltversion.m4 \
+	$(top_srcdir)/m4macros/lt~obsolete.m4 \
+	$(top_srcdir)/acinclude.m4 $(top_srcdir)/m4macros/alsa.m4 \
 	$(top_srcdir)/m4macros/binreloc.m4 \
 	$(top_srcdir)/m4macros/detectcflags.m4 \
 	$(top_srcdir)/m4macros/gimpprint.m4 \
 	$(top_srcdir)/m4macros/pythondev.m4 $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
+DIST_COMMON = $(srcdir)/Makefile.am $(am__DIST_COMMON)
 mkinstalldirs = $(install_sh) -d
 CONFIG_HEADER = $(top_builddir)/config.h
 CONFIG_CLEAN_FILES = version
@@ -119,6 +132,8 @@ am__can_run_installinfo = \
     *) (install-info --version) >/dev/null 2>&1;; \
   esac
 am__tagged_files = $(HEADERS) $(SOURCES) $(TAGS_FILES) $(LISP)
+am__DIST_COMMON = $(srcdir)/Makefile.in $(srcdir)/version.in \
+	$(top_srcdir)/gtk-doc.make
 DISTFILES = $(DIST_COMMON) $(DIST_SOURCES) $(TEXINFOS) $(EXTRA_DIST)
 AA_LIBS = @AA_LIBS@
 ACLOCAL = @ACLOCAL@
@@ -517,6 +532,7 @@ GTKDOC_CFLAGS = \
 	-I$(includedir)	\
 	-UGTK_DISABLE_SINGLE_INCLUDES
 
+@OS_WIN32_FALSE@libm = -lm
 GTKDOC_LIBS = \
 	-u $(SYMPREFIX)xcf_init		   				     \
 	-u $(SYMPREFIX)internal_procs_init 				     \
@@ -566,7 +582,8 @@ GTKDOC_LIBS = \
 	$(DBUS_GLIB_LIBS)						     \
 	$(GEGL_LIBS)							     \
 	$(RT_LIBS)							     \
-        $(INTLLIBS)
+        $(INTLLIBS)							     \
+	$(libm)
 
 @ENABLE_GTK_DOC_APP_TRUE@@GTK_DOC_USE_LIBTOOL_FALSE@GTKDOC_CC = $(CC) $(INCLUDES) $(GTKDOC_DEPS_CFLAGS) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
 @ENABLE_GTK_DOC_APP_TRUE@@GTK_DOC_USE_LIBTOOL_TRUE@GTKDOC_CC = $(LIBTOOL) --tag=CC --mode=compile $(CC) $(INCLUDES) $(GTKDOC_DEPS_CFLAGS) $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
@@ -670,7 +687,6 @@ $(srcdir)/Makefile.in: @MAINTAINER_MODE_
 	echo ' cd $(top_srcdir) && $(AUTOMAKE) --gnu devel-docs/app/Makefile'; \
 	$(am__cd) $(top_srcdir) && \
 	  $(AUTOMAKE) --gnu devel-docs/app/Makefile
-.PRECIOUS: Makefile
 Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
 	@case '$?' in \
 	  *config.status*) \
@@ -679,7 +695,7 @@ Makefile: $(srcdir)/Makefile.in $(top_bu
 	    echo ' cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe)'; \
 	    cd $(top_builddir) && $(SHELL) ./config.status $(subdir)/$@ $(am__depfiles_maybe);; \
 	esac;
-$(top_srcdir)/gtk-doc.make:
+$(top_srcdir)/gtk-doc.make $(am__empty):
 
 $(top_builddir)/config.status: $(top_srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
 	cd $(top_builddir) && $(MAKE) $(AM_MAKEFLAGS) am--refresh
@@ -775,11 +791,11 @@ distclean-generic:
 maintainer-clean-generic:
 	@echo "This command is intended for maintainers to use"
 	@echo "it deletes files that may require special tools to rebuild."
-@ENABLE_GTK_DOC_APP_FALSE@distclean-local:
-@ENABLE_GTK_DOC_APP_FALSE@maintainer-clean-local:
-@ENABLE_GTK_DOC_APP_FALSE@clean-local:
 @ENABLE_GTK_DOC_APP_FALSE@install-data-local:
+@ENABLE_GTK_DOC_APP_FALSE@clean-local:
 @ENABLE_GTK_DOC_APP_FALSE@uninstall-local:
+@ENABLE_GTK_DOC_APP_FALSE@maintainer-clean-local:
+@ENABLE_GTK_DOC_APP_FALSE@distclean-local:
 clean: clean-am
 
 clean-am: clean-generic clean-libtool clean-local mostlyclean-am
@@ -863,6 +879,8 @@ uninstall-am: uninstall-local
 	mostlyclean-libtool pdf pdf-am ps ps-am tags-am uninstall \
 	uninstall-am uninstall-local
 
+.PRECIOUS: Makefile
+
 
 @ENABLE_GTK_DOC_APP_TRUE@gtkdoc-check.test: Makefile
 @ENABLE_GTK_DOC_APP_TRUE@	$(AM_V_GEN)echo "#!/bin/sh -e" > $@; \