.de bp .. .de NH .. .de IQ "\\$1" .. .de dc .sp 1 :entry "\\$1" .if '\\$2'(variable)' "Variable" .if !'\\$2'(variable)' "Command" .br .. .de ID .sp 1 .in +5 .. .de DE .fi .sp 1 .in -5 .. .de DS .nf .sp 1 .in +5 .. .de UX UNIX\c .. .ll 7i