- dard error trace information showing <STRONG>tic</STRONG>'s progress.
- The optional parameter <EM>n</EM> is a number from 1 to 10,
- inclusive, indicating the desired level of detail of
- information. If <EM>n</EM> is omitted, the default level is
- 1. If <EM>n</EM> is specified and greater than 1, the level
- of detail is increased.
+ dard error trace information showing <STRONG>tic</STRONG>'s progress.
+
+ The optional parameter <EM>n</EM> is a number from 1 to 10,
+ inclusive, indicating the desired level of detail of
+ information. If ncurses is built without tracing
+ support, the optional parameter is ignored. If <EM>n</EM> is
+ omitted, the default level is 1. If <EM>n</EM> is specified
+ and greater than 1, the level of detail is increased.