small hidings
diff --git a/src/libmach/sym.c b/src/libmach/sym.c
index a5cf031..b5d3eac 100644
--- a/src/libmach/sym.c
+++ b/src/libmach/sym.c
@@ -439,7 +439,7 @@
 }
 
 int
-syminit(Fhdr *hdr)
+symopen(Fhdr *hdr)
 {
 	int i;
 	Symbol *r, *w, *es;
@@ -474,8 +474,21 @@
 	return 0;
 }
 
+void
+symclose(Fhdr *hdr)
+{
+	_delhdr(hdr);
+	if(hdr->symclose)
+		hdr->symclose(hdr);
+	free(hdr->byname);
+	hdr->byname = nil;
+	free(hdr->sym);
+	hdr->sym = nil;
+	hdr->nsym = 0;
+}
+
 Symbol*
-addsym(Fhdr *fp, Symbol *sym)
+_addsym(Fhdr *fp, Symbol *sym)
 {
 	Symbol *s;