diff --git a/configure.in b/configure.in
index 21a9c4a4..3586f8db 100755
--- a/configure.in
+++ b/configure.in
@@ -31,6 +31,8 @@ case "$target" in
 	*pc-sco*)
 		SYS_DEFS="-UM_XENIX -b elf"
 		;;
+	*nto-qnx*)
+		;;
 	*qnx*)
 		on_qnx=yes
 		SYS_DEFS="-Q"