fix some compiler errors
fix some compiler errors

mcanthony/cython,hickford/cython,slonik-az/cython,ABcDexter/cython,madjar/cython,slonik-az/cython,acrispin/cython,hpfem/cython,andreasvc/cython,hhsprings/cython,scoder/cython,marscher/cython,da-woods/cython,scoder/cython,fperez/cython,slonik-az/cython,acrispin/cython,JelleZijlstra/cython,ABcDexter/cython,bzzzz/cython,larsmans/cython,madjar/cython,mcanthony/cython,achernet/cython,fperez/cython,mrGeen/cython,bzzzz/cython,mrGeen/cython,achernet/cython,ChristopherHogan/cython,JelleZijlstra/cython,roxyboy/cython,hickford/cython,c-blake/cython,larsmans/cython,hhsprings/cython,slonik-az/cython,marscher/cython,dahebolangkuan/cython,dahebolangkuan/cython,roxyboy/cython,mrGeen/cython,fperez/cython,fabianrost84/cython,cython/cython,larsmans/cython,mcanthony/cython,ABcDexter/cython,andreasvc/cython,mcanthony/cython,hickford/cython,cython/cython,c-blake/cython,hpfem/cython,andreasvc/cython,dahebolangkuan/cython,rguillebert/CythonCTypesBackend,achernet/cython,hpfem/cython,dahebolangkuan/cython,hpfem/cython,hhsprings/cython,hickford/cython,cython/cython,encukou/cython,mcanthony/cython,rguillebert/CythonCTypesBackend,fabianrost84/cython,roxyboy/cython,hickford/cython,encukou/cython,roxyboy/cython,mrGeen/cython,rguillebert/CythonCTypesBackend,achernet/cython,ChristopherHogan/cython,larsmans/cython,JelleZijlstra/cython,hhsprings/cython,da-woods/cython,c-blake/cython,ABcDexter/cython,roxyboy/cython,madjar/cython,cython/cython,marscher/cython,slonik-az/cython,fperez/cython,fabianrost84/cython,da-woods/cython,rguillebert/CythonCTypesBackend,encukou/cython,andreasvc/cython,JelleZijlstra/cython,marscher/cython,acrispin/cython,fabianrost84/cython,fabianrost84/cython,madjar/cython,JelleZijlstra/cython,larsmans/cython,fperez/cython,marscher/cython,madjar/cython,acrispin/cython,encukou/cython,andreasvc/cython,achernet/cython,hhsprings/cython,c-blake/cython,dahebolangkuan/cython,ChristopherHogan/cython,scoder/cython,bzzzz/cython,ABcDexter/cython,da-woods/cython,scoder/cython,acrispin/cython,mrGeen/cython,bzzzz/cython,encukou/cython,c-blake/cython,hpfem/cython