Location:
e32std.h
_LIT16(KNullDesC16,"");
Defines an empty or null literal descriptor for use with 16 bit descriptors.
_LIT8(KNullDesC8,"");
Defines an empty or null literal descriptor for use with 8 bit descriptors.
_LIT(KNullDesC,"");
Defines an empty or null literal descriptor.
This is the build independent form. An 8 bit build variant is generated for a non-Unicode build; a 16 bit build variant is generated for a Unicode build.