Set HOSTCC only if it isn't already set as an environment variable.

diff --git a/Makefile b/Makefile
index e4d8882..d9925d7 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -15,7 +15,7 @@ $(KCONFIG_TOP): generated/Config.in
 generated/Config.in: toys/*.c scripts/genconfig.sh
        scripts/genconfig.sh
 
-HOSTCC:=cc
+HOSTCC?=cc
 
 # Development targets
 baseline: toybox_unstripped