diff -uNr busybox-1.31.1/Makefile busybox-1.31.1.mod/Makefile
--- busybox-1.31.1/Makefile	2019-10-25 11:44:52.000000000 +0300
+++ busybox-1.31.1.mod/Makefile	2019-11-11 22:19:06.004778909 +0200
@@ -289,7 +289,7 @@
 # Make variables (CC, etc...)
 
 AS		= $(CROSS_COMPILE)as
-CC		= $(CROSS_COMPILE)gcc
+CC		= $(CROSS_COMPILE)clang
 LD		= $(CC) -nostdlib
 CPP		= $(CC) -E
 AR		= $(CROSS_COMPILE)ar