diff --git a/lib/libc/net/Makefile.inc b/lib/libc/net/Makefile.inc
--- a/lib/libc/net/Makefile.inc
+++ b/lib/libc/net/Makefile.inc
@@ -168,6 +168,7 @@
 
 .if ${MK_HESIOD} != "no"
 SRCS+=	hesiod.c
+SYM_MAPS+=${LIBC_SRCTOP}/net/Symbol.hesiod.map
 MAN+=	hesiod.3
 MLINKS+=hesiod.3 hesiod_init.3 \
 	hesiod.3 hesiod_resolve.3 \
diff --git a/lib/libc/net/Symbol.hesiod.map b/lib/libc/net/Symbol.hesiod.map
new file mode 100644
--- /dev/null
+++ b/lib/libc/net/Symbol.hesiod.map
@@ -0,0 +1,12 @@
+FBSD_1.0 {
+	hesiod_init;
+	hesiod_end;
+	hesiod_to_bind;
+	hesiod_resolve;
+	hesiod_free_list;
+	hes_init;
+	hes_to_bind;
+	hes_resolve;
+	hes_error;
+	hes_free;
+};
diff --git a/lib/libc/net/Symbol.map b/lib/libc/net/Symbol.map
--- a/lib/libc/net/Symbol.map
+++ b/lib/libc/net/Symbol.map
@@ -54,16 +54,6 @@
 	endservent;
 	getservent;
 	getservent_r;
-	hesiod_init;
-	hesiod_end;
-	hesiod_to_bind;
-	hesiod_resolve;
-	hesiod_free_list;
-	hes_init;
-	hes_to_bind;
-	hes_resolve;
-	hes_error;
-	hes_free;
 	htonl;
 	htons;
 	ntohl;