top: fix help text: with !TERMIOS, no keys are affected top output

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/procps/top.c b/procps/top.c
index c66cdb7..71207ba 100644
--- a/procps/top.c
+++ b/procps/top.c
@@ -1042,7 +1042,9 @@
 //usage:       "Provide a view of process activity in real time."
 //usage:   "\n""Read the status of all processes from /proc each SECONDS"
 //usage:   "\n""and display a screenful of them."
-//usage:   "\n""Keys:"
+//usage:   "\n"
+//usage:	IF_FEATURE_USE_TERMIOS(
+//usage:       "Keys:"
 //usage:   "\n""	N/M"
 //usage:                IF_FEATURE_TOP_CPU_USAGE_PERCENTAGE("/P")
 //usage:                IF_FEATURE_TOP_CPU_USAGE_PERCENTAGE("/T")
@@ -1062,6 +1064,7 @@
 //usage:   "\n""	Q,^C: exit"
 //usage:   "\n"
 //usage:   "\n""Options:"
+//usage:	)
 //usage:   "\n""	-b	Batch mode"
 //usage:   "\n""	-n N	Exit after N iterations"
 //usage:   "\n""	-d N	Delay between updates"