new NOFORKs: clear, nproc, tty, uname, arch, unlink, which

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/console-tools/clear.c b/console-tools/clear.c
index 13eec49..3cc1625 100644
--- a/console-tools/clear.c
+++ b/console-tools/clear.c
@@ -12,7 +12,7 @@
 //config:	help
 //config:	This program clears the terminal screen.
 
-//applet:IF_CLEAR(APPLET(clear, BB_DIR_USR_BIN, BB_SUID_DROP))
+//applet:IF_CLEAR(APPLET_NOFORK(clear, clear, BB_DIR_USR_BIN, BB_SUID_DROP, clear))
 
 //kbuild:lib-$(CONFIG_CLEAR) += clear.o