K 10
svn:author
V 6
kevans
K 8
svn:date
V 27
2020-03-05T22:45:16.686216Z
K 7
svn:log
V 222
tftpd: tests: raise targeted cstd to c11

r358556 added alignas() use to the functional tests, which isn't defined
until C11. Raise the -std to C11 to fix the build under freebsd-gcc{6,9}.

Reported by:	mhorne, Jenkins/CI

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