RFR: 8347720: [BACKOUT] Portable implementation of FORBID_C_FUNCTION and ALLOW_C_FUNCTION

[Coleen Phillimore]

On Tue, 14 Jan 2025 16:37:47 GMT, Kim Barrett <kbarrett at openjdk.org> wrote:

> Clean backout of JDK-8313396.
> 
> This reverts commit e0f2f4b216bc9358caa65975204aee086e4fcbd2.
> 
> Testing: mach5 tier1

Backout looks good.

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Marked as reviewed by coleenp (Reviewer).

PR Review: https://git.openjdk.org/jdk/pull/23110#pullrequestreview-2550391406