* harbour/include/hbstack.h
* added alternative asm inline function to __MINGW32__ builds which
operates on 64bit pointers. It's used when __MINGW64__ macro is
defined. I do not know if such macro existing in 64bit MinGW version.
* harbour/include/hbdefs.h
+ added HB_PTRUINT
* harbour/source/common/hbprintf.c
* used HB_PTRUINT for %p casting