Built SDL2_image and _mixer static

libsdl2_mixer/external/flac-1.3.2/include/share/Makefile.am

@@ -0,0 +1,18 @@
+## Process this file with automake to produce Makefile.in
+
+SUBDIRS = grabbag
+
+EXTRA_DIST = \
+	alloc.h \
+	compat.h \
+	endswap.h \
+	getopt.h \
+	grabbag.h \
+	macros.h \
+	private.h \
+	replaygain_analysis.h \
+	replaygain_synthesis.h \
+	safe_str.h \
+	utf8.h \
+	win_utf8_io.h \
+	windows_unicode_filenames.h