How to read bitmask for the signals

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Issue

How to check which signals are blocked for the process.

$ cat /proc/8843/status |grep ^Sig
SigQ:   1/62809
SigPnd: 0000000000000000
SigBlk: 0000000056727a01
SigIgn: 0000000000381000
SigCgt: 00000001c98044ff

Environment

Red Hat Enterprise Linux

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