portability

diff --git a/skeletons/OBJECT_IDENTIFIER.c b/skeletons/OBJECT_IDENTIFIER.c
index b428aca..baf3e42 100644
--- a/skeletons/OBJECT_IDENTIFIER.c
+++ b/skeletons/OBJECT_IDENTIFIER.c
@@ -345,7 +345,7 @@
 /*
  * Save the single value as an object identifier arc.
  */
-inline int
+int
 OBJECT_IDENTIFIER_set_single_arc(uint8_t *arcbuf, void *arcval, unsigned int arcval_size, int prepared_order) {
 	/*
 	 * The following conditions must hold: