09:41:09 **** Build of configuration Default for project MissionRelative ****
"c:\\cygwin64\\bin\\python2.7" waf rover 
Waf: Entering directory `/cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl'
[4/4] Processing /cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl/libraries/AP_Scripting/lua_generated_bindings.cpp,/cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl/libraries/AP_Scripting/lua_generated_bindings.h: libraries/AP_Scripting/generator/description/bindings.desc build/sitl/gen-bindings -> build/sitl/libraries/AP_Scripting/lua_generated_bindings.cpp build/sitl/libraries/AP_Scripting/lua_generated_bindings.h
Error (line 2): Expected a keyword, got: 

Waf: Leaving directory `/cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl'
Build failed
 -> task in '/cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl/libraries/AP_Scripting/lua_generated_bindings.cpp,/cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl/libraries/AP_Scripting/lua_generated_bindings.h' failed (exit status 3): 
	{task 123145259071320: /cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl/libraries/AP_Scripting/lua_generated_bindings.cpp,/cygdrive/c/Users/Willy/Documents/GitHub/ardupilot/build/sitl/libraries/AP_Scripting/lua_generated_bindings.h bindings.desc,gen-bindings -> lua_generated_bindings.cpp,lua_generated_bindings.h}
 (run with -v to display more information)
"c:/cygwin64/bin/python2.7 waf rover" terminated with exit code 1. Build might be incomplete.

09:41:39 Build Finished. 0 errors, 0 warnings. (took 29s.878ms)