From: Stephen Hemminger
Date: Fri, 19 May 2017 09:55:54 -0700
> The build header functions are not used by any other code.
>
> net/ipv6/fou6.c:36:5: warning: no previous prototype for ‘fou6_build_header’
> [-Wmissing-prototypes]
> net/ipv6/fou6.c:54:5: warning: no previous prototype for ‘gue6_b
The build header functions are not used by any other code.
net/ipv6/fou6.c:36:5: warning: no previous prototype for ‘fou6_build_header’
[-Wmissing-prototypes]
net/ipv6/fou6.c:54:5: warning: no previous prototype for ‘gue6_build_header’
[-Wmissing-prototypes]
Need to do some code rearranging to
