Added Cygwin build support

strverscmp is included to satisfy a dependency in Cygwin.
Excluded utmp and prctl functions that are not supported currently.
Status Job ID Name Coverage
  Test
failed #842963
Testsuites

00:00:36

 
Name Stage Failure
failed
Testsuites Test There is an unknown failure, please try again
Makefile:1859: recipe for target 'check-TESTS' failed
make[3]: Leaving directory '/builds/wporter82/procps'
Makefile:2092: recipe for target 'check-am' failed
make[2]: Leaving directory '/builds/wporter82/procps'
Makefile:1639: recipe for target 'check-recursive' failed
make[1]: Leaving directory '/builds/wporter82/procps'
Makefile:2095: recipe for target 'check' failed

ERROR: Build failed with: exit code 1