ioctl_tty.2: srcfix

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>

man2/ioctl_tty.2

@@ -200,13 +200,13 @@ It treats nonzero
 as a time interval measured in deciseconds, and does nothing
 when the driver does not support breaks.
 .TP
-.B "TIOCSBRK
+.B TIOCSBRK
 Argument:
 .BI "void"
 .IP
 Turn break on, that is, start sending zero bits.
 .TP
-.B "TIOCCBRK
+.B TIOCCBRK
 Argument:
 .BI "void"
 .IP
@@ -229,7 +229,7 @@ for the argument values
 .BR TCION .
 .SS Buffer count and flushing
 .TP
-.BI "FIONREAD
+.BI FIONREAD
 Argument:
 .BI "int *" argp
 .IP
@@ -270,7 +270,7 @@ Argument:
 Insert the given byte in the input queue.
 .SS Redirecting console output
 .TP
-.B "TIOCCONS
+.B TIOCCONS
 Argument:
 .BI "void"
 .IP
@@ -317,7 +317,7 @@ capability and
 equals 1, in which case the terminal is stolen, and all processes that had
 it as controlling terminal lose it.
 .TP
-.B "TIOCNOTTY
+.B TIOCNOTTY
 Argument:
 .BI "void"
 .IP
@@ -362,7 +362,7 @@ and not our controlling terminal.
 Strange.
 .SS Exclusive mode
 .TP
-.B "TIOCEXCL
+.B TIOCEXCL
 Argument:
 .BI "void"
 .IP
@@ -387,7 +387,7 @@ place a nonzero value in the location pointed to by
 otherwise, place zero in
 .IR *argp .
 .TP
-.B "TIOCNXCL
+.B TIOCNXCL
 Argument:
 .BI "void"
 .IP