Index: audio/jack/Makefile
===================================================================
RCS file: /home/cvs/ports/audio/jack/Makefile,v
retrieving revision 1.45
diff -u -p -u -p -r1.45 Makefile
--- audio/jack/Makefile	12 Jul 2019 20:43:34 -0000	1.45
+++ audio/jack/Makefile	29 Dec 2021 15:34:09 -0000
@@ -6,7 +6,7 @@ V =			0.125.0
 DISTNAME =		jack-audio-connection-kit-${V}
 PKGNAME =		jack-${V}
 CATEGORIES =		audio
-REVISION =		2
+REVISION =		3
 
 SHARED_LIBS +=		jack		2.0	# 0.28
 SHARED_LIBS +=		jackserver	2.0	# 0.28
Index: audio/jack/patches/patch-jack_types_h
===================================================================
RCS file: audio/jack/patches/patch-jack_types_h
diff -N audio/jack/patches/patch-jack_types_h
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ audio/jack/patches/patch-jack_types_h	29 Dec 2021 20:05:17 -0000
@@ -0,0 +1,26 @@
+$OpenBSD$
+
+Disable "register" variable name
+Picked from: https://github.com/jackaudio/headers/commit/ab27e5a59fe5294cf09d50ffa2414d1542cf245e
+
+Index: jack/types.h
+--- jack/types.h.orig
++++ jack/types.h
+@@ -386,7 +386,7 @@ typedef int  (*JackSampleRateCallback)(jack_nframes_t 
+  * @param register non-zero if the port is being registered,
+  *                     zero if the port is being unregistered
+  */ 
+-typedef void (*JackPortRegistrationCallback)(jack_port_id_t port, int register, void *arg);
++typedef void (*JackPortRegistrationCallback)(jack_port_id_t port, int /* register */, void *arg);
+ 
+ /**
+  * Prototype for the client supplied function that is called 
+@@ -408,7 +408,7 @@ typedef void (*JackPortRenameCallback)(jack_port_id_t 
+  *                     zero if the client is being unregistered
+  * @param arg pointer to a client supplied data
+  */ 
+-typedef void (*JackClientRegistrationCallback)(const char* name, int register, void *arg);
++typedef void (*JackClientRegistrationCallback)(const char* name, int /* register */, void *arg);
+ 
+ /**
+  * Prototype for the client supplied function that is called