Merge commit 'fca9ca539c8c6e4fe0072486c7e0479a08a15e7c'

* commit 'fca9ca539c8c6e4fe0072486c7e0479a08a15e7c':
  configure: Drop unused or internally-used entries from variable lists

Merged-by: James Almer <jamrial@gmail.com>

diff --cc configure
index c5c89aa6cf7e560b4828fa75ad27a6421548d635,b544fb8b91eed4105565558d66ad0aa072f60e0f..a647575adfc914cbf4f835f85e74925b85db57eb
--- 1/configure
--- 2/configure
+++ b/configure
@@@ -2022,11 -1645,7 +2020,10 @@@ SYSTEM_FUNCS=
      gmtime_r
      inet_aton
      isatty
-     LoadLibrary
 +    kbhit
      localtime_r
 +    lstat
 +    lzo1x_999_compress
      mach_absolute_time
      MapViewOfFile
      memalign