--- OLD/xc/config/imake/imakemdep.h	Thu Jan  1 00:00:00 1970
+++ NEW/xc/config/imake/imakemdep.h	Thu Jan  1 00:00:00 1970
@@ -35,6 +35,8 @@
  *     These will be passed to the compile along with the contents of the
  *     make variable BOOTSTRAPCFLAGS.
  */
+#include <stdlib.h>
+
 #ifdef hpux
 #ifdef hp9000s800
 #define imake_ccflags "-DSYSV"
@@ -275,10 +277,11 @@
 char *cpp_argv[ARGUMENTS] = {
 	"cc",		/* replaced by the actual program to exec */
 	"-I.",		/* add current directory to include path */
-#ifdef unix
 	"-Uunix",	/* remove unix symbol so that filename unix.c okay */
-#endif
 #if defined(__386BSD__) || defined(__NetBSD__) || defined(__OpenBSD__) || defined(__FreeBSD__) || defined(MACH)
+# ifdef __next68k__
+	"-D__next68k__",
+# endif
 # ifdef __i386__
 	"-D__i386__",
 # endif
@@ -297,6 +300,9 @@
 #endif
 #if defined(USL) || defined(__USLC__)
 	"-DUSL",	/* USL */
+#endif
+#ifdef next68k
+	"-Dnext68k"
 #endif
 #ifdef sony
 	"-Dsony",	/* Sony */