rename ASN_MODULE_FILES to ASN_MODULE_SOURCES
... brings us closer to the Makefile.am.sampl generated by asn1c,
facilitating copy+paste.
diff --git a/src/hnbap/Makefile.am b/src/hnbap/Makefile.am
index ec11926..920b8fc 100644
--- a/src/hnbap/Makefile.am
+++ b/src/hnbap/Makefile.am
@@ -1,4 +1,4 @@
-ASN_MODULE_FILES= \
+ASN_MODULE_SOURCES= \
Criticality.c \
Presence.c \
PrivateIE-ID.c \
@@ -235,6 +235,6 @@
AM_CFLAGS = $(ASN1C_CFLAGS) -I.
noinst_LIBRARIES=libosmo-asn1-hnbap.a
-libosmo_asn1_hnbap_a_SOURCES=$(ASN_MODULE_FILES)
+libosmo_asn1_hnbap_a_SOURCES=$(ASN_MODULE_SOURCES)
include_HEADERS = $(ASN_MODULE_INC)
libosmo_asn1_hnbap_a_LIBADD=$(ASN1C_LDADD)