compile error

[zhaixingxianren]

miss #include <functional> in lib/direct/Base.h:283

../../lib/direct/Base.h:283:63: error: ‘function’ is not a member of ‘std’
_Target *t = _Target::template Call< std::function<_Target *(TypeBase *)> >( *source_info.name )( this );

[evanescente-ondine]

I have another one:
./configure: line 18329: syntax error near unexpected token X11,' ./configure: line 18329: PKG_CHECK_MODULES(X11, xproto x11 xext, enable_x11="yes", enable_x11="no"'