maxima: enable sbcl option only on supported archs

srcpkgs/maxima/template

@@ -1,7 +1,7 @@
 # Template file for 'maxima'
 pkgname=maxima
 version=5.45.1
-revision=3
+revision=4
 build_style=gnu-configure
 configure_args="$(vopt_enable clisp) $(vopt_enable sbcl sbcl-exec) $(vopt_enable ecl)"
 hostmakedepends="python3 perl emacs texinfo patchelf"
@@ -28,7 +28,15 @@ build_options="clisp sbcl ecl"
 desc_option_clisp="Build with CLISP"
 desc_option_sbcl="Build with SBCL"
 desc_option_ecl="Build with ECL"
-build_options_default="sbcl ecl"
+build_options_default="ecl"
+
+# sbcl is only available for these architectures
+case "$XBPS_TARGET_MACHINE" in
+	i686|x86_64*|armv7l|aarch64|ppc64le*)
+		build_options_default+=" sbcl"
+		;;
+esac
+
 vopt_conflict clisp sbcl
 
 post_configure() {

srcpkgs/sbcl/template

@@ -2,6 +2,7 @@
 pkgname=sbcl
 version=2.2.5
 revision=1
+# make sure the sbcl option in maxima is enabled for the same archs
 archs="i686 x86_64* armv7l aarch64 ppc64le*"
 hostmakedepends="iana-etc texinfo"
 makedepends="zlib-devel"