include: remove internal definition that are now in libosmocore

Still in one separate patch for libosmocore, but they may become
part of mainline soon.
diff --git a/include/internal.h b/include/internal.h
index 7d0b151..9d16722 100644
--- a/include/internal.h
+++ b/include/internal.h
@@ -12,61 +12,4 @@
 struct msgb *ipaccess_read_msg(struct osmo_fd *bfd, int *error);
 void ipaccess_prepend_header(struct msgb *msg, int proto);
 
-/* things I don't know what to do with yet. */
-
-/* from include/openbsc/signal.h, we need SS_INPUT and S_GLOBAL_SHUTDOWN. */
-enum signal_subsystems {
-	SS_PAGING,
-	SS_SMS,
-	SS_ABISIP,
-	SS_NM,
-	SS_LCHAN,
-	SS_SUBSCR,
-	SS_SCALL,
-	SS_GLOBAL,
-	SS_CHALLOC,
-	SS_NS,
-	SS_IPAC_NWL,
-	SS_RF,
-	SS_MSC,
-	SS_HO,
-	SS_INPUT,
-};
-
-enum signal_global {
-	S_GLOBAL_SHUTDOWN,
-	S_GLOBAL_BTS_CLOSE_OM,
-};
-
-/* from include/openbsc/debug.h */
-enum {
-        DRLL,
-        DCC,
-        DMM,
-        DRR,
-        DRSL,
-        DNM,
-        DMNCC,
-        DSMS,
-        DPAG,
-        DMEAS,
-        DMI,
-        DMIB,
-        DMUX,
-        DINP,
-        DSCCP,
-        DMSC,
-        DMGCP,
-        DHO,
-        DDB,
-        DREF,
-        DGPRS,
-        DNS,
-        DBSSGP,
-        DLLC,
-        DSNDCP,
-        DNAT,
-        Debug_LastEntry,
-};
-
 #endif
diff --git a/include/osmocom/abis/logging.h b/include/osmocom/abis/logging.h
new file mode 100644
index 0000000..c3cac11
--- /dev/null
+++ b/include/osmocom/abis/logging.h
@@ -0,0 +1,16 @@
+#ifndef _OSMO_ABIS_LOGGING_H_
+#define _OSMO_ABIS_LOGGING_H_
+
+#include <osmocom/core/logging.h>
+
+/* logging subsystems. */
+enum {
+	DINP	= OSMO_LOG_SS_ABIS_RESERVED,
+	DMUX,
+	DMI,
+	DMIB,
+	DRSL,
+	DNM,
+};
+
+#endif
diff --git a/include/osmocom/abis/signal.h b/include/osmocom/abis/signal.h
new file mode 100644
index 0000000..cf5ad55
--- /dev/null
+++ b/include/osmocom/abis/signal.h
@@ -0,0 +1,17 @@
+#ifndef _OSMO_ABIS_SIGNAL_H_
+#define _OSMO_ABIS_SIGNAL_H_
+
+#include <osmocom/core/signal.h>
+
+/* signal subsystems. */
+enum {
+	SS_GLOBAL		= OSMO_SIGNAL_SS_ABIS_RESERVED,
+	SS_INPUT,
+};
+
+/* signal types. */
+enum {
+	S_GLOBAL_SHUTDOWN	= OSMO_SIGNAL_T_ABIS_RESERVED,
+};
+
+#endif