send (4)

Writes the specified data to either the current cursor position or to the cursor position specified by the arguments.

void send (unsigned short row,
           unsigned short col,
           const char* format,
           ...)
row
The row where the writing of the data is started.
col
The column where the writing of the data is started.
format
A format string, as in the printf standard library function.
The optional arguments that accompany format.

Conditions

INVREQ, LENGERR, TERMERR