libosmogsm: add ipaccess related header file
diff --git a/include/osmocom/gsm/protocol/Makefile.am b/include/osmocom/gsm/protocol/Makefile.am
index 8483f10..7f6de63 100644
--- a/include/osmocom/gsm/protocol/Makefile.am
+++ b/include/osmocom/gsm/protocol/Makefile.am
@@ -1,6 +1,6 @@
 osmogsm_proto_HEADERS = gsm_03_41.h \
 			gsm_04_08.h gsm_04_11.h gsm_04_12.h gsm_04_80.h \
 			gsm_08_08.h gsm_08_58.h \
-			gsm_12_21.h
+			gsm_12_21.h ipaccess.h
 
 osmogsm_protodir = $(includedir)/osmocom/gsm/protocol