diff -aur gsm.orig/Makefile gsm/Makefile
--- gsm.orig/Makefile	2008-04-03 15:38:06.000000000 +0200
+++ gsm/Makefile	2008-04-03 15:39:03.000000000 +0200
@@ -20,7 +20,7 @@
 
 WRKSRC=		${WRKDIR}/gsm-1.0-pl12
 
-INSTALLS_SHLIB=	yes
+USE_LDCONFIG=	yes
 
 MAN1=		toast.1
 MAN3=		gsm.3 gsm_explode.3 gsm_option.3 gsm_print.3