+<H3><a name="h3-Line-Graphics">Line Graphics</a></H3><PRE>
+ Like <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>, <STRONG>addch_wch</STRONG> 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 <STRONG><A HREF="curs_addch.3x.html">curs_addch(3x)</A></STRONG>.
+
+ <EM>Name</EM> <EM>Unicode</EM> <EM>Default</EM> <EM>Description</EM>
+ ----------------------------------------------------------------
+ WACS_BLOCK 0x25ae # solid square block
+ WACS_BOARD 0x2592 # board of squares
+ WACS_BTEE 0x2534 + bottom tee
+
+ WACS_BULLET 0x00b7 o bullet
+ WACS_CKBOARD 0x2592 : checker board (stipple)
+ WACS_DARROW 0x2193 v arrow pointing down
+ WACS_DEGREE 0x00b0 ' degree symbol
+ WACS_DIAMOND 0x25c6 + diamond
+ WACS_GEQUAL 0x2265 > greater-than-or-equal-to
+ WACS_HLINE 0x2500 - horizontal line
+ WACS_LANTERN 0x2603 # lantern symbol
+ WACS_LARROW 0x2190 < arrow pointing left
+ WACS_LEQUAL 0x2264 < less-than-or-equal-to
+ WACS_LLCORNER 0x2514 + lower left-hand corner
+ WACS_LRCORNER 0x2518 + lower right-hand corner
+ WACS_LTEE 0x2524 + left tee
+ WACS_NEQUAL 0x2260 ! not-equal
+ WACS_PI 0x03c0 * greek pi
+ WACS_PLMINUS 0x00b1 # plus/minus
+ WACS_PLUS 0x253c + plus
+ WACS_RARROW 0x2192 > arrow pointing right
+ WACS_RTEE 0x251c + right tee
+ WACS_S1 0x23ba - scan line 1
+ WACS_S3 0x23bb - scan line 3
+ WACS_S7 0x23bc - scan line 7
+ WACS_S9 0x23bd _ scan line 9
+ WACS_STERLING 0x00a3 f pound-sterling symbol
+ WACS_TTEE 0x252c + top tee
+ WACS_UARROW 0x2191 ^ arrow pointing up
+ WACS_ULCORNER 0x250c + upper left-hand corner
+ WACS_URCORNER 0x2510 + upper right-hand corner
+ WACS_VLINE 0x2502 | vertical line
+
+ The wide-character configuration of ncurses also defines
+ symbols for thick- and double-lines:
+
+ <EM>Name</EM> <EM>Unicode</EM> <EM>Default</EM> <EM>Description</EM>
+ ---------------------------------------------------------------------
+ WACS_T_ULCORNER 0x250f + thick upper left corner
+ WACS_T_LLCORNER 0x2517 + thick lower left corner
+ WACS_T_URCORNER 0x2513 + thick upper right corner
+ WACS_T_LRCORNER 0x251b + thick lower right corner
+ WACS_T_LTEE 0x252b + thick tee pointing right
+ WACS_T_RTEE 0x2523 + thick tee pointing left
+ WACS_T_BTEE 0x253b + thick tee pointing up
+ WACS_T_TTEE 0x2533 + thick tee pointing down
+ WACS_T_HLINE 0x2501 - thick horizontal line
+ WACS_T_VLINE 0x2503 | thick vertical line
+ WACS_T_PLUS 0x254b + thick large plus or crossover
+ WACS_D_ULCORNER 0x2554 + double upper left corner
+ WACS_D_LLCORNER 0x255a + double lower left corner
+ WACS_D_URCORNER 0x2557 + double upper right corner
+ WACS_D_LRCORNER 0x255d + double lower right corner
+ WACS_D_RTEE 0x2563 + double tee pointing left
+ WACS_D_LTEE 0x2560 + double tee pointing right
+ WACS_D_BTEE 0x2569 + double tee pointing up
+ WACS_D_TTEE 0x2566 + double tee pointing down
+ WACS_D_HLINE 0x2550 - double horizontal line
+ WACS_D_VLINE 0x2551 | double vertical line
+ WACS_D_PLUS 0x256c + double large plus or crossover
+
+
+</PRE>
+<H2><a name="h2-RETURN-VALUE">RETURN VALUE</a></H2><PRE>