Key modifier enumerations.
typedef enum Mod

shift left
MOD_SHIFT_LEFT = 1,

shift right
MOD_SHIFT_RIGHT = 2,

shift
MOD_SHIFT = 3,

control left
MOD_CONTROL_LEFT = 4,

control right
MOD_CONTROL_RIGHT = 8,

control
MOD_CONTROL = 12,

alt left
MOD_ALT_LEFT = 16,

alt right
MOD_ALT_RIGHT = 32,

alt
MOD_ALT = 48,

super left
MOD_SUPER_LEFT = 64,

super right
MOD_SUPER_RIGHT = 128,

super
MOD_SUPER = 192

End block 'Key modifier enumerations'
} Mod;