.de IP .ip \\$1 \\$2 .. .de LP .lp .. .de SH .sp .ti \\n(.iu .if \\n(1T .sp .ne 3.1 .ft B .. .de $0 \\*(st .(x c .if '\\$3'1' \ .if '\\$3'2' \ \ \ .if '\\$3'3' \ \ \ \ \ \ .if '\\$3'4'\ \ \ \ \ \ \ \ \ .if '\\$3'5'\ \ \ \ \ \ \ \ \ \ \ \ \\$2 .if !'\\$3'' :\ \\$1 \\fR .)x \\n% .. .de $1 .ds co " \\fB .ds st \\fR .br .. .de $2 .ds co " .ds st \\fR .br .. .de $3 .ds co " \\fB .ds st \\fR .br .. .de $4 .ds co " \\fB .ds st \\fR .br .. .\" ------------------------------ end of macros -------------------- .