diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e427dda8a3..f2bbd77558 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,10 @@
+2019-02-14  David Michael  <fedora.dm0@gmail.com>
+	    Samuel Thibault  <samuel.thibault@gnu.org>
+	    Thomas Schwinge  <thomas@codesourcery.com>
+
+	* gnu-nat.c (S_proc_getmsgport_reply, S_proc_task2proc_reply)
+	(S_proc_pid2proc_reply): Adjust to Hurd "proc" interface changes.
+
 2019-02-14  Thomas Schwinge  <thomas@codesourcery.com>
 
 	* gnu-nat.c (gnu_write_inferior, parse_int_arg, _parse_bool_arg)
diff --git a/gdb/gnu-nat.c b/gdb/gnu-nat.c
index 395b456ad7..53f23068a4 100644
--- a/gdb/gnu-nat.c
+++ b/gdb/gnu-nat.c
@@ -1880,17 +1880,19 @@ ILL_RPC (S_proc_setmsgport_reply,
 	 mach_port_t oldmsgport)
 ILL_RPC (S_proc_getmsgport_reply,
 	 mach_port_t reply_port, kern_return_t return_code,
-	 mach_port_t msgports)
+	 mach_port_t msgports, mach_msg_type_name_t msgportsPoly)
 ILL_RPC (S_proc_pid2task_reply,
 	 mach_port_t reply_port, kern_return_t return_code, mach_port_t task)
 ILL_RPC (S_proc_task2pid_reply,
 	 mach_port_t reply_port, kern_return_t return_code, pid_t pid)
 ILL_RPC (S_proc_task2proc_reply,
-	 mach_port_t reply_port, kern_return_t return_code, mach_port_t proc)
+	 mach_port_t reply_port, kern_return_t return_code,
+	 mach_port_t proc, mach_msg_type_name_t procPoly)
 ILL_RPC (S_proc_proc2task_reply,
 	 mach_port_t reply_port, kern_return_t return_code, mach_port_t task)
 ILL_RPC (S_proc_pid2proc_reply,
-	 mach_port_t reply_port, kern_return_t return_code, mach_port_t proc)
+	 mach_port_t reply_port, kern_return_t return_code,
+	 mach_port_t proc, mach_msg_type_name_t procPoly)
 ILL_RPC (S_proc_getprocinfo_reply,
 	 mach_port_t reply_port, kern_return_t return_code,
 	 int flags, procinfo_t procinfo, mach_msg_type_number_t procinfoCnt,