qnx: qnx6.5 compatibility

CMakeLists.txt

cmake/lws_config.h.in

lib/core/adopt.c

lib/roles/http/server/lejp-conf.c

lwsws/main.c

minimal-examples/api-tests/api-test-fts/main.c

...erver-form-post-file/minimal-http-server-form-post-file.c

test-apps/test-client.c

test-apps/test-server.c