#223 2.6.2 build failure on macOS: undefined symbol error for "_screen"

[ilovezfs]

Undefined symbols for architecture x86_64:
  "_screen", referenced from:
      _pick_and_place_get_float_unit in pick-and-place.o
     (maybe you meant: _pick_and_place_screen_for_delimiter)
ld: symbol(s) not found for architecture x86_64
clang: error: linker command failed with exit code 1 (use -v to see invocation)
make[2]: *** [libgerbv.la] Error 1
make[1]: *** [all-recursive] Error 1
make: *** [all] Error 2

Full build log: https://gist.github.com/ilovezfs/c28a602feffb1b744fb4251fa015d0c9

macOS: 10.11.6-x86_64
Xcode: 8.2.1
CLT: 8.2.0.0.1.1480973914

[StephC]

Same problem under Windows with 2.6.2.
Work with last git : https://sourceforge.net/p/gerbv/git/ref/master/