Event: time 1577320855.777541, -------------- SYN_REPORT ------------
Event: time 1577320868.897422, type 4 (EV_MSC), code 4 (MSC_SCAN), value 700e0
Event: time 1577320868.897422, type 1 (EV_KEY), code 29 (KEY_LEFTCTRL), value 1
Event: time 1577320868.897422, -------------- SYN_REPORT ------------
Event: time 1577320868.921467, type 4 (EV_MSC), code 4 (MSC_SCAN), value 700e1
Event: time 1577320868.921467, type 1 (EV_KEY), code 42 (KEY_LEFTSHIFT), value 1
Event: time 1577320868.921467, -------------- SYN_REPORT ------------
Event: time 1577320869.173907, type 1 (EV_KEY), code 42 (KEY_LEFTSHIFT), value 2
Event: time 1577320869.173907, -------------- SYN_REPORT ------------
Event: time 1577320869.193439, type 4 (EV_MSC), code 4 (MSC_SCAN), value 7000f
Event: time 1577320869.193439, type 1 (EV_KEY), code 38 (KEY_L), value 1
Event: time 1577320869.193439, -------------- SYN_REPORT ------------
^LEvent: time 1577320869.257472, type 4 (EV_MSC), code 4 (MSC_SCAN), value 7000f
Event: time 1577320869.257472, type 1 (EV_KEY), code 38 (KEY_L), value 0
Key: (38 = 0x26) KEY_L  Shift Control

======

 /usr/include/linux/input-event-codes.h 
has:
#define KEY_L			38

NOTE: 
 https://github.com/pharo-project/pharo/blob/Pharo8.0/src/System-Platforms/KeyboardKey.class.st 
has:
  at: 16r25 put: (self value: 16r4c); "  kVK_ANSI_L   = 0x25"

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