mksysinfo: fix in6_addr in mld_hdr_t for Solaris

Patch by Rainer Orth.
    
    Reviewed-on: https://go-review.googlesource.com/60732

From-SVN: r251574

gcc/go/gofrontend/MERGE

@@ -1,4 +1,4 @@
-5674b5927d5336e20fbec455a9f7b0b8ed70166c
+9d0d5c03a8086f5dd3a23e910abd6e470196973c
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.

libgo/mkrsysinfo.sh

@@ -36,6 +36,10 @@ grep -v '^// ' gen-sysinfo.go | \
 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.

libgo/mksysinfo.sh

@@ -48,6 +48,10 @@ grep -v '^// ' gen-sysinfo.go | \
 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}