-To initialize the routines, the routine \fBinitscr\fR or \fBnewterm\fR
-must be called before any of the other routines that deal with windows
+The library uses the locale which the calling program has initialized.
+That is normally done with \fBsetlocale\fP:
+.sp
+ \fBsetlocale(LC_ALL, "");\fP
+.sp
+If the locale is not initialized,
+the library assumes that characters are printable as in ISO-8859-1,
+to work with certain legacy programs.
+You should initialize the locale and not rely on specific details of
+the library when the locale has not been setup.
+.PP
+The function \fBinitscr\fR or \fBnewterm\fR
+must be called to initialize the library
+before any of the other routines that deal with windows