diff --git a/mach/i86/libsys/head_em.s b/mach/i86/libsys/head_em.s
index d08449dd4..35fbcd301 100644
--- a/mach/i86/libsys/head_em.s
+++ b/mach/i86/libsys/head_em.s
@@ -33,6 +33,14 @@ begdata:
 hol0:
 	.data2   0,0
 	.data2   0,0
+.reghp:
+	.data2   endbss
+.limhp:
+	.data2   endbss
+.ignmask:
+	.data2   0
+.trppc:
+	.data2   0
 
 	.sect .bss
 begbss: