diff -ruN /usr/ports/games/residualvm/Makefile ./residualvm/Makefile
--- /usr/ports/games/residualvm/Makefile	2021-04-08 14:20:06.562950000 +0200
+++ ./residualvm/Makefile	2021-04-19 13:14:53.294413000 +0200
@@ -37,6 +37,9 @@
 
 HAS_CONFIGURE=	yes
 
+CONFIGURE_ARGS=	--enable-all-engines \
+		--disable-alsa
+
 INSTALL_TARGET=	install-strip
 
 OPTIONS_DEFINE=	DOCS
diff -ruN /usr/ports/games/residualvm/files/patch-configure ./residualvm/files/patch-configure
--- /usr/ports/games/residualvm/files/patch-configure	2021-04-08 14:20:06.563177000 +0200
+++ ./residualvm/files/patch-configure	1970-01-01 01:00:00.000000000 +0100
@@ -1,11 +0,0 @@
---- configure.orig	2020-02-11 15:02:44 UTC
-+++ configure
-@@ -137,7 +137,7 @@ _tremor=no
- _tremolo=no
- _flac=no
- _mad=auto
--_alsa=auto
-+_alsa=no
- _seq_midi=no
- _sndio=no
- _timidity=no