Error running make install following OSX/README.md

error.txt

$ make install
cd /Users/user/git/dploeger/ags/OSX/buildlibs/../../libsrc && ./download.sh

allegro-4.4.2.tar.gz: https://s3-ap-southeast-2.amazonaws.com/ags-shared/allegro-4.4.2.tar.gz

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 4565k  100 4565k    0     0   848k      0  0:00:05  0:00:05 --:--:-- 1134k

dumb-0.9.3.tar.gz: https://s3-ap-southeast-2.amazonaws.com/ags-shared/dumb-0.9.3.tar.gz

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  163k  100  163k    0     0  56395      0  0:00:02  0:00:02 --:--:-- 56394

libogg-1.3.2.tar.gz: https://s3-ap-southeast-2.amazonaws.com/ags-shared/libogg-1.3.2.tar.gz

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  537k  100  537k    0     0   137k      0  0:00:03  0:00:03 --:--:--  137k

libvorbis-1.3.5.tar.gz: https://s3-ap-southeast-2.amazonaws.com/ags-shared/libvorbis-1.3.5.tar.gz

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 1600k  100 1600k    0     0  64377      0  0:00:25  0:00:25 --:--:-- 68793

freetype-2.4.12.tar.bz2: https://download.savannah.gnu.org/releases/freetype/freetype-2.4.12.tar.bz2

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
  0     0    0     0    0     0      0      0 --:--:-- --:--:-- --:--:--     0
100 1559k  100 1559k    0     0   294k      0  0:00:05  0:00:05 --:--:--  433k

libtheora-20150828-gfbb2758.tar.bz2: https://s3-ap-southeast-2.amazonaws.com/ags-shared/libtheora-20150828-gfbb2758.tar.bz2

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  996k  100  996k    0     0   236k      0  0:00:04  0:00:04 --:--:--  236k

libtheora-20160525-g50df933.tar.bz2: https://s3-ap-southeast-2.amazonaws.com/ags-shared/libtheora-20160525-g50df933.tar.bz2

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  958k  100  958k    0     0   199k      0  0:00:04  0:00:04 --:--:--  209k

libtremor-20150108-r19427.tar.bz2: https://s3-ap-southeast-2.amazonaws.com/ags-shared/libtremor-20150108-r19427.tar.bz2

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  122k  100  122k    0     0  48390      0  0:00:02  0:00:02 --:--:-- 48388

lua-5.1.5.tar.gz: https://s3-ap-southeast-2.amazonaws.com/ags-shared/lua-5.1.5.tar.gz

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100  216k  100  216k    0     0  75307      0  0:00:02  0:00:02 --:--:-- 75293
allegro-4.4.2.tar.gz: OK
dumb-0.9.3.tar.gz: OK
libogg-1.3.2.tar.gz: OK
libtheora-20150828-gfbb2758.tar.bz2: OK
libtheora-20160525-g50df933.tar.bz2: OK
libtremor-20150108-r19427.tar.bz2: OK
libvorbis-1.3.5.tar.gz: OK
lua-5.1.5.tar.gz: OK
freetype-2.4.12.tar.bz2: OK
./checkenv.sh
make: *** [prepare] Error 1