Passed dist, check. This is adv-trim dist.

aircraft/sgs126/Makefile.am

@@ -2,4 +2,4 @@ aircraft_sgs126dir = ${pkgdatadir}/aircraft/sgs126
 aircraft_sgs126_DATA = \
 	INSTALL \
 	sgs126.xml 
-EXTRA_DIST=$(aircraft_sgs126_data)
+EXTRA_DIST=$(aircraft_sgs126_DATA)

aircraft/sgs233/Makefile.am

 aircraft_sgs233dir = ${pkgdatadir}/aircraft/sgs233
 aircraft_sgs233_DATA = \
 	sgs233.xml 
-EXTRA_DIST=$(aircraft_sgs233_data)
+EXTRA_DIST=$(aircraft_sgs233_DATA)

aircraft/t6texan2/Makefile.am

@@ -2,4 +2,4 @@ aircraft_t6texan2dir = ${pkgdatadir}/aircraft/t6texan2
 aircraft_t6texan2_DATA = \
 	t6texan2.xml \
 	INSTALL 
-EXTRA_DIST=$(aircraft_t6texan2_data)
+EXTRA_DIST=$(aircraft_t6texan2_DATA)

aircraft/x24b/Makefile.am

@@ -2,4 +2,4 @@ aircraft_x24bdir = ${pkgdatadir}/aircraft/x24b
 aircraft_x24b_DATA = \
 	reset00.xml \
 	x24b.xml 
-EXTRA_DIST=$(aircraft_x24b_data)
+EXTRA_DIST=$(aircraft_x24b_DATA)

engine/Makefile.am

@@ -77,4 +77,4 @@ engine_DATA = \
 	CFM56_5.xml \
 	prop_75in2f.xml \
 	s64_rotor.xml 
-EXTRA_DIST=$(engine_data)
+EXTRA_DIST=$(engine_DATA)

systems/Makefile.am

@@ -21,4 +21,4 @@ systems_DATA = \
 	refuel.xml \
 	GNCUtilities.xml \
 	holdback.xml 
-EXTRA_DIST=$(systems_data)
+EXTRA_DIST=$(systems_DATA)

updateAutomake.sh

@@ -34,7 +34,7 @@ do
 		echo "${curname}_DATA = \\" >> Makefile.am
 		find . -maxdepth 1 -type f -regex $fileRegex | sed -e '/^\.$/d' \
 		-e 's:$: \\:g' -e 's:^\./:\t:g' -e '$s:\\::g' >> Makefile.am
-		echo 'EXTRA_DIST=$('${curname}'_data)' >> Makefile.am
+		echo 'EXTRA_DIST=$('${curname}'_DATA)' >> Makefile.am
 
 	done