Apply upstream patch for FTBFS on hppa/hurd/kfreebsd-* (Closes: #927846)

Source: https://github.com/codership/galera/issues/539
6 jobs for master in 32 minutes and 18 seconds (queued for 3 seconds)
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Status Job ID Name Coverage
  Build
passed #190280
build

00:12:13

 
  Test
passed #190283
autopkgtest

00:02:35

passed #190284
blhc

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passed #190282
lintian

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passed #190285
piuparts

00:04:13

passed #190281
reprotest

00:20:04