Macros in osfmk/libsa/ppc

• va_arg osfmk/libsa/ppc/stdarg_apple.h:104
• va_end osfmk/libsa/ppc/stdarg_apple.h:97
• __va_rounded_size osfmk/libsa/ppc/stdarg_apple.h:85
• va_start osfmk/libsa/ppc/stdarg_apple.h:92