+.SS Line Graphics
+Like \fBaddch\fP(3X),
+\fBaddch_wch\fP accepts symbols which make it simple to draw lines and other
+frequently used special characters.
+These symbols correspond to the same VT100 line-drawing set as
+\fBaddch\fP(3X).
+.PP
+.TS
+l l l l l
+l l l l l
+_ _ _ _ _
+lw(1.5i) lw5 lw5 lw5 lw20.
+\fBACS\fR \fBUnicode\fP \fBASCII\fR \fBacsc\fP \fBGlyph\fR
+\fBName\fR \fBDefault\fP \fBDefault\fR \fBchar\fP \fBName\fR
+WACS_BLOCK 0x25ae # 0 solid square block
+WACS_BOARD 0x2592 # h board of squares
+WACS_BTEE 0x2534 + v bottom tee
+WACS_BULLET 0x00b7 o ~ bullet
+WACS_CKBOARD 0x2592 : a checker board (stipple)
+WACS_DARROW 0x2193 v . arrow pointing down
+WACS_DEGREE 0x00b0 ' f degree symbol
+WACS_DIAMOND 0x25c6 + ` diamond
+WACS_GEQUAL 0x2265 > > greater-than-or-equal-to
+WACS_HLINE 0x2500 \- q horizontal line
+WACS_LANTERN 0x2603 # i lantern symbol
+WACS_LARROW 0x2190 < , arrow pointing left
+WACS_LEQUAL 0x2264 < y less-than-or-equal-to
+WACS_LLCORNER 0x2514 + m lower left-hand corner
+WACS_LRCORNER 0x2518 + j lower right-hand corner
+WACS_LTEE 0x2524 + t left tee
+WACS_NEQUAL 0x2260 ! | not-equal
+WACS_PI 0x03c0 * { greek pi
+WACS_PLMINUS 0x00b1 # g plus/minus
+WACS_PLUS 0x253c + n plus
+WACS_RARROW 0x2192 > + arrow pointing right
+WACS_RTEE 0x251c + u right tee
+WACS_S1 0x23ba \- o scan line 1
+WACS_S3 0x23bb \- p scan line 3
+WACS_S7 0x23bc \- r scan line 7
+WACS_S9 0x23bd \&_ s scan line 9
+WACS_STERLING 0x00a3 f } pound-sterling symbol
+WACS_TTEE 0x252c + w top tee
+WACS_UARROW 0x2191 ^ \- arrow pointing up
+WACS_ULCORNER 0x250c + l upper left-hand corner
+WACS_URCORNER 0x2510 + k upper right-hand corner
+WACS_VLINE 0x2502 | x vertical line
+.TE
+.PP
+The wide-character configuration of ncurses also defines symbols
+for double-lines:
+.PP
+.TS
+l l l l l
+l l l l l
+_ _ _ _ _
+lw(1.5i) lw5 lw5 lw5 lw20.
+\fBACS\fR \fBUnicode\fP \fBASCII\fR \fBacsc\fP \fBGlyph\fR
+\fBName\fR \fBDefault\fP \fBDefault\fR \fBchar\fP \fBName\fR
+WACS_D_BTEE 0x2569 + H double tee pointing up
+WACS_D_HLINE 0x2550 - R double horizontal line
+WACS_D_LLCORNER 0x255a + D double lower left corner
+WACS_D_LRCORNER 0x255d + A double lower right corner
+WACS_D_LTEE 0x2560 + F double tee pointing right
+WACS_D_PLUS 0x256c + E double large plus
+WACS_D_RTEE 0x2563 + G double tee pointing left
+WACS_D_TTEE 0x2566 + I double tee pointing down
+WACS_D_ULCORNER 0x2554 + C double upper left corner
+WACS_D_URCORNER 0x2557 + B double upper right corner
+WACS_D_VLINE 0x2551 | Y double vertical line
+.TE
+.PP
+and for thick lines:
+.TS
+l l l l l
+l l l l l
+_ _ _ _ _
+lw(1.5i) lw5 lw5 lw5 lw20.
+\fBACS\fR \fBUnicode\fP \fBASCII\fR \fBacsc\fP \fBGlyph\fR
+\fBName\fR \fBDefault\fP \fBDefault\fR \fBchar\fP \fBName\fR
+WACS_T_BTEE 0x253b + V thick tee pointing up
+WACS_T_HLINE 0x2501 - Q thick horizontal line
+WACS_T_LLCORNER 0x2517 + M thick lower left corner
+WACS_T_LRCORNER 0x251b + J thick lower right corner
+WACS_T_LTEE 0x252b + T thick tee pointing right
+WACS_T_PLUS 0x254b + N thick large plus
+WACS_T_RTEE 0x2523 + U thick tee pointing left
+WACS_T_TTEE 0x2533 + W thick tee pointing down
+WACS_T_ULCORNER 0x250f + L thick upper left corner
+WACS_T_URCORNER 0x2513 + K thick upper right corner
+WACS_T_VLINE 0x2503 | X thick vertical line
+.TE
+.SH RETURN VALUE