two_pages 73 maint/gnulib/tests/zerosize-ptr.h char *two_pages = two_pages 76 maint/gnulib/tests/zerosize-ptr.h if (two_pages != (char *)(-1) two_pages 77 maint/gnulib/tests/zerosize-ptr.h && mprotect (two_pages + pagesize, pagesize, PROT_NONE) == 0) two_pages 78 maint/gnulib/tests/zerosize-ptr.h return two_pages + pagesize;