Without this, every time we finalize a JIT block, we have to allocate
memory for a string and format the string.

Makes the namespace consistent with other common utilities.

Prefer fmt to printf-style formatting.

SPDX standardizes how source code conveys its copyright and licensing
information. See https://spdx.github.io/spdx-spec/1-rationale/ . SPDX
tags are adopted in many large projects, including things like the Linux
kernel.

With tons of symbols, this results in noticeable stuttering, so
skip lookups if the perf dir option isn't set anyway.

Disable bbox