$NetBSD$

--- plugins/configure.orig	2018-11-12 06:22:19.894560262 +0000
+++ plugins/configure
@@ -7000,7 +7000,7 @@ else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-            #include <gsm/gsm.h>
+            #include <gsm.h>
 
 int
 main ()
@@ -7107,7 +7107,7 @@ else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-            #include <gsm/gsm.h>
+            #include <gsm.h>
 
 int
 main ()
