Type of returned value:
Added in version 1.75
Returns name of vehicle's secondary weapon (empty string if none).
sWeap = secondaryWeapon player
secondaryWeapon tells you what weapon the unit has irrespective of the status of the weapon. For example a unit that has a LAWLauncher on his back will still report a LAWLauncher as its secondary weapon. There is no command that will enable you to detect the active weapon.