wayland-devel: depends on libffi-devel.

srcpkgs/wayland/template

@@ -1,7 +1,7 @@
 # Template file for 'wayland'
 pkgname=wayland
 version=1.18.0
-revision=2
+revision=3
 build_style=meson
 configure_args="-Ddocumentation=false"
 hostmakedepends="flex pkg-config"
@@ -24,7 +24,7 @@ post_install() {
 }
 
 wayland-devel_package() {
-	depends="${sourcepkg}>=${version}_${revision}"
+	depends="libffi-devel ${sourcepkg}>=${version}_${revision}"
 	short_desc+=" - development files"
 	pkg_install() {
 		vmove usr/bin