--- kexec-tools-2.0.16.old/config/config.sub	2016-12-09 09:42:06.000000000 +0000
+++ kexec-tools-2.0.16/config/config.sub	2017-12-13 19:35:19.248376862 +0000
@@ -124,6 +124,7 @@
 case $maybe_os in
   nto-qnx* | linux-gnu* | linux-android* | linux-dietlibc | linux-newlib* | \
   linux-uclibc* | uclinux-uclibc* | uclinux-gnu* | kfreebsd*-gnu* | \
+  linux-musl* | \
   knetbsd*-gnu* | netbsd*-gnu* | \
   kopensolaris*-gnu* | \
   storm-chaos* | os2-emx* | rtmk-nova*)