Source: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=b8edb9a54a2fd3276396f713745da0a4674e4799
Modified to use public lo_message type directly instead of non-exported struct lo_message_ *.

From b8edb9a54a2fd3276396f713745da0a4674e4799 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Miroslav=20=C5=A0ulc?= <fordfrog@gentoo.org>
Date: Sat, 6 Jul 2024 12:35:11 +0200
Subject: [PATCH] media-libs/dssi: fixed incompatible pointer
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Closes: https://bugs.gentoo.org/925497
Signed-off-by: Miroslav Šulc <fordfrog@gentoo.org>
--- a/jack-dssi-host/jack-dssi-host.c
+++ b/jack-dssi-host/jack-dssi-host.c
@@ -119,7 +119,7 @@ LADSPA_Data get_port_default(const LADSPA_Descriptor *plugin, int port);
 void osc_error(int num, const char *m, const char *path);
 
 int osc_message_handler(const char *path, const char *types, lo_arg **argv, int
-		      argc, void *data, void *user_data) ;
+		      argc, lo_message data, void *user_data) ;
 int osc_debug_handler(const char *path, const char *types, lo_arg **argv, int
 		      argc, void *data, void *user_data) ;
 
@@ -1919,7 +1919,7 @@ int osc_debug_handler(const char *path, const char *types, lo_arg **argv,
 }
 
 int osc_message_handler(const char *path, const char *types, lo_arg **argv,
-                        int argc, void *data, void *user_data)
+                        int argc, lo_message data, void *user_data)
 {
     int i;
     d3h_instance_t *instance = NULL;
