dssi: fix incompatible pointer type caused by #365887

pkgs/by-name/ds/dssi/dssi-liblo.patch

@@ -0,0 +1,22 @@
+diff --git a/jack-dssi-host/jack-dssi-host.c b/jack-dssi-host/jack-dssi-host.c
+index f32ae69..119fe5a 100644
+--- 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, struct 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, struct lo_message_ *data, void *user_data)
+ {
+     int i;
+     d3h_instance_t *instance = NULL;

pkgs/by-name/ds/dssi/package.nix

@@ -27,6 +27,10 @@ stdenv.mkDerivation rec {
     sha256 = "0kl1hzhb7cykzkrqcqgq1dk4xcgrcxv0jja251aq4z4l783jpj7j";
   };
 
+  patches = [
+    ./dssi-liblo.patch
+  ];
+
   nativeBuildInputs = [
     autoconf
     automake