lapack

USE flags

• deprecated - Also build deprecated functions
• doc - Add extra documentation (API, Javadoc, etc). It is recommended to enable per package instead of globally
• eselect-ldso - Enable runtime library switching by eselect and ld.so.
• lapacke - Build LAPACKE
• test - Enable dependencies and/or preparations necessary to run tests (usually controlled by FEATURES=test but can be toggled independently)