The MQMailFormFieldDataType structure describes the field type.
typedef enum MQMailFormFieldType_enum
{
MQMailFormField_BOOL, //Boolean data.
MQMailFormField_STRING, //String data.
MQMailFormField_LONG, //Long data.
MQMailFormField_CURRENCY, //Currency data.
MQMailFormField_DOUBLE, //Double data.
} MQMailFormFieldType;