RATIONAL Two LONGs: the first represents the numerator { 6 , "SBYTE" , 1 },//SBYTE An 8-bit signed (twos-complement depending on the definition of the field. { 8 , "SSHORT" , 2 },//SSHORT A 16-bit (2-byte) signed (twos-complement ) integer { 9 , "SLONG" , 4 },//SLONG A 32-bit (4-byte) signed (twos-complement) integer { 10 , "