--- zzzz-none-000/linux-3.10.107/arch/c6x/include/asm/setup.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/arch/c6x/include/asm/setup.h	2021-02-04 17:41:59.000000000 +0000
@@ -12,10 +12,9 @@
 #define _ASM_C6X_SETUP_H
 
 #include <uapi/asm/setup.h>
+#include <linux/types.h>
 
 #ifndef __ASSEMBLY__
-extern char c6x_command_line[COMMAND_LINE_SIZE];
-
 extern int c6x_add_memory(phys_addr_t start, unsigned long size);
 
 extern unsigned long ram_start;