C-XX: Kernel Build On-Year. (1/2) 
D-XX: Kernel Build On-Year. (2/2) 
E -XX: Kernel Build On-Month. 
F-XX: Kernel Build On-Day. 
G-XX: Test Command Version. (1/2) 
H-XX: Test Command Version. (2/2) 
I-XX: Test Command Build On-Year. (1/2) 
J-XX: Test Command Build On-Year. (2/2) 
K-XX: Test Command Build On-Month. 
L-XX: Test Command Build On-Day. 
M-XX: Reserved. (1/2) 
N-XX: Reserved. (2/2) 
O-XX: Option version. (1/2) 
P-XX: Option version. (2/2)