Don't include long gone file in EXTRA_DIST.

libao/Makefile.am

@@ -8,5 +8,3 @@ libao_la_SOURCES = audio_out.c audio_out_null.c audio_out_float.c \
 		   audio_out_peak.c convert2s16.c \
 		   audio_out_internal.h
 libao_la_LIBADD = $(LIBAO_LIBS)
-
-EXTRA_DIST = configure.incl

libdca/Makefile.am

@@ -11,8 +11,6 @@ libdca_la_LIBADD = $(LIBDCA_LIBS)
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libdca.pc libdts.pc
 
-EXTRA_DIST = configure.incl
-
 install-exec-hook:
 	ln -sf "libdca.a" "$(DESTDIR)$(libdir)/libdts.a"
 

src/Makefile.am

@@ -7,7 +7,7 @@ dcadec_LDADD = ../libdca/libdca.la ../libao/libao.la
 extract_dca_SOURCES = extract_dca.c getopt.c
 
 man1_MANS = dcadec.1 extract_dca.1
-EXTRA_DIST = configure.incl $(man1_MANS)
+EXTRA_DIST = $(man1_MANS)
 
 bin_SCRIPTS = dtsdec extract_dts
 MOSTLYCLEANFILES = $(bin_SCRIPTS)