Compile error

[hamedaakhlaghi]

Xcode 12.5.1
Swift 5

When I installed the pod, the installed version is 0.0.1
And I have 3 compile errors in DiffMatchPatchCFUtilities.c lines: 634, 636
check(status == 0); //error: Implicit declaration of function 'check' is invalid in C99

And line: 391
check_string(hash <= diff_UniCharMax, "Hash value has exceeded UniCharMax!"); //error: Implicit declaration of function 'check_string' is invalid in C99