system/musl: no, Patrick, echo -e is not portable either

system/musl/APKBUILD

@@ -82,7 +82,7 @@ package() {
 		make DESTDIR="$pkgdir" install
 
 		# make LDSO the be the real file, and libc the symlink
-		local LDSO="$(make -f Makefile --eval "$(echo -e 'print-ldso:\n\t@echo $$(basename $(LDSO_PATHNAME))')" print-ldso)"
+		local LDSO="$(make -f Makefile --eval "$(printf 'print-ldso:\n\t@echo $$(basename $(LDSO_PATHNAME))')" print-ldso)"
 		mv -f "$pkgdir"/usr/lib/libc.so "$pkgdir"/lib/"$LDSO"
 		ln -sf "$LDSO" "$pkgdir"/lib/libc.musl-${CARCH}.so.1
 		ln -sf ../../lib/"$LDSO" "$pkgdir"/usr/lib/libc.so