(C_SWITCH_MACHINE): Define only if THIS_IS_MAKEFILE.

diff --git a/src/m/iris4d.h b/src/m/iris4d.h
index c10b859aac3953ecf8c4c5ab8c7e8aaac1ecb125..92c5ef9a6e5c9e26aff0f84edcbe0b62077256bf 100644 (file)
--- a/src/m/iris4d.h
+++ b/src/m/iris4d.h
@@ -181,7 +181,9 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
 /* Turn off some "helpful" error checks for type mismatches
    that we can't fix without breaking other machines.  */
 #ifdef IRIX_FORCE_32_BITS
+#ifdef THIS_IS_MAKEFILE
 #define C_SWITCH_MACHINE -32
 #endif
+#endif
 
 #endif /* not __GNUC__ */