(MARKBIT): Remove unused macro.

diff --git a/src/m/ibms390x.h b/src/m/ibms390x.h
index 9f8d3cd7a867b78f901fdbfd76224154af899e9b..0dafe59000b31bfd8c8b6f808e13cc531b1093e9 100644 (file)
--- a/src/m/ibms390x.h
+++ b/src/m/ibms390x.h
@@ -140,11 +140,6 @@ NOTE-END */
 
 #define VALBITS         60
 
-/* This definition of MARKBIT is necessary because of the comparison of
-   ARRAY_MARK_FLAG and MARKBIT in an #if in lisp.h, which cpp doesn't like. */
-
-#define MARKBIT         0x8000000000000000L
-
 #define LINKER $(CC) -nostdlib
 
 /* Define XINT and XUINT so that they can take arguments of type int */