Enable support for Amazon S3

Packages describing “s3” as local USE flag

Package “s3” Flag Description
app-forensics/afflib Enable support for Amazon S3
app-backup/duplicity Support for backing up to the Amazon S3 system
dev-db/mariadb Build the S3 storage engine
sci-libs/dmlc-core Support for the Amazon Simple Storage Service
app-backup/backup-manager Support for backing up to the Amazon S3 system
app-backup/amanda Support for backing up to the Amazon S3 system
dev-util/sccache Enable full Amazon S3 support
net-nds/nsscache Support for S3-based NSS sources

All packages providing a “s3” USE flag (8)