.B \-b
dmenu appears at the bottom of the screen.
.TP
+.B \-c
+dmenu appears centered on the screen.
+.TP
.B \-f
-dmenu grabs the keyboard before reading stdin. This is faster, but will lock up
-X until stdin reaches end\-of\-file.
+dmenu grabs the keyboard before reading stdin if not reading from a tty. This
+is faster, but will lock up X until stdin reaches end\-of\-file.
.TP
.B \-i
dmenu matches menu items case insensitively.
