install only ranap headers, make rua and hnbap headers 'noinst'.
Only ranap will be used in external code, hnbap and rua use will be limited
to the osmo-iuh repos.
diff --git a/include/osmocom/hnbap/Makefile.am b/include/osmocom/hnbap/Makefile.am
index b00ce95..7ab5d7f 100644
--- a/include/osmocom/hnbap/Makefile.am
+++ b/include/osmocom/hnbap/Makefile.am
@@ -1,4 +1,4 @@
-hnbap_HEADERS = \
+noinst_HEADERS = \
AccessResult.h \
Access-stratum-release-indicator.h \
AdditionalNeighbourInfoList.h \
@@ -114,5 +114,3 @@
U-RNTIQueryRequest.h \
U-RNTIQueryResponse.h \
UTRANCellID.h
-
-hnbapdir = $(includedir)/osmocom/osmo-iuh/hnbap
diff --git a/include/osmocom/rua/Makefile.am b/include/osmocom/rua/Makefile.am
index 977a7bd..059dfb8 100644
--- a/include/osmocom/rua/Makefile.am
+++ b/include/osmocom/rua/Makefile.am
@@ -1,4 +1,4 @@
-rua_HEADERS = \
+noinst_HEADERS = \
RUA_Ansi-41-IDNNS.h \
RUA_Cause.h \
RUA_CauseMisc.h \
@@ -34,6 +34,3 @@
RUA_TriggeringMessage.h \
RUA_TypeOfError.h \
RUA_UnsuccessfulOutcome.h
-
-ruadir = $(includedir)/osmocom/osmo-iuh/rua
-