diff --git a/libgo/mkrsysinfo.sh b/libgo/mkrsysinfo.sh
index 6ab80e6..44a3a6b 100755
--- a/libgo/mkrsysinfo.sh
+++ b/libgo/mkrsysinfo.sh
@@ -36,6 +36,10 @@
 grep '^type _arpcom ' gen-sysinfo.go | \
   sed -e 's/_in6_addr/[16]byte/' >> ${OUT}
 
+# Same on Solaris for _mld_hdr_t.
+grep '^type _mld_hdr_t ' gen-sysinfo.go | \
+  sed -e 's/_in6_addr/[16]byte/' >> ${OUT}
+
 # The time structures need special handling: we need to name the
 # types, so that we can cast integers to the right types when
 # assigning to the structures.
diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
index 7a74269..54978b9 100755
--- a/libgo/mksysinfo.sh
+++ b/libgo/mksysinfo.sh
@@ -48,6 +48,10 @@
 grep '^type _arpcom ' gen-sysinfo.go | \
   sed -e 's/_in6_addr/[16]byte/' >> ${OUT}
 
+# Same on Solaris for _mld_hdr_t.
+grep '^type _mld_hdr_t ' gen-sysinfo.go | \
+  sed -e 's/_in6_addr/[16]byte/' >> ${OUT}
+
 # The errno constants.  These get type Errno.
   egrep '#define E[A-Z0-9_]+ ' errno.i | \
   sed -e 's/^#define \(E[A-Z0-9_]*\) .*$/const \1 = Errno(_\1)/' >> ${OUT}