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-rw-r--r--src/s/sco4.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/s/sco4.h b/src/s/sco4.h
index 6a4432f5429..40a191535ea 100644
--- a/src/s/sco4.h
+++ b/src/s/sco4.h
@@ -57,8 +57,10 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
#define PTY_TTY_NAME_SPRINTF \
sprintf (pty_name, "/dev/ttyp%d", i);
-/* SCO has bcopy, et. al. */
+/* SCO perhaps has bcopy, et. al. */
+#ifdef HAVE_BCOPY
#define BSTRING
+#endif
/* Sockets are an option on SCO. If you have X, you have them.
They also exist if you have TCP, but we don't know how to test