perl-JSON-MaybeXS: perl-JSON-MaybeXS (CPAN module JSON::MaybeXS) perl-JSON-MaybeXS: perl-JSON-MaybeXS: This module first checks to see if either Cpanel::JSON::XS or perl-JSON-MaybeXS: JSON::XS is already loaded, in which case it uses that module. perl-JSON-MaybeXS: Otherwise it tries to load Cpanel::JSON::XS, then JSON::XS, then perl-JSON-MaybeXS: JSON::PP in order, and either uses the first module it finds or perl-JSON-MaybeXS: throws an error.The mmap module uses the POSIX mmap call to map in perl-JSON-MaybeXS: a file as a Perl perl-JSON-MaybeXS: perl-JSON-MaybeXS: perl-JSON-MaybeXS: