CRC32c (Castagnoli, et al) Cyclic Redundancy-Check

configname: CONFIG_LIBCRC32C

Linux Kernel Configuration
└─>Library routines
└─>CRC32c (Castagnoli, et al) Cyclic Redundancy-Check
In linux kernel since version 2.6.12  
This option just selects CRC32 and is provided for compatibility
purposes until the users are updated to select CRC32 directly.

selects
CONFIG_CRC32