add 2 more default PS directives into consideration: DEFINE and UNDEF
add 2 more default PS directives into consideration: DEFINE and UNDEF


reyandme/kam_remake,reyandme/kam_remake,thibmo/kam_remake,reyandme/kam_remake,thibmo/kam_remake,reyandme/kam_remake,reyandme/kam_remake,thibmo/kam_remake,thibmo/kam_remake,thibmo/kam_remake