--- Libc/Libc-1725.40.4/emulated/tcgetsid.3
+++ Libc/Libc-391/emulated/tcgetsid.3
@@ -27,9 +27,7 @@
 .Sh SYNOPSIS
 .In termios.h
 .Ft pid_t
-.Fo tcgetsid
-.Fa "int fildes"
-.Fc
+.Fn tcgetsid "int fildes"
 .Sh DESCRIPTION
 The
 .Fn tcgetsid