maint: upgrade usage of deprecated posix API functions

[Klaim]

Description

We get build warnings about usage of posix api that are officially deprecated, this replaces the functions calls to their upgraded versions.

Type of Change

• Bugfix
• Feature / enhancement
• CI / Documentation
• Maintenance

Checklist

• My code follows the general style and conventions of the codebase, ensuring consistency
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• My changes generate no new warnings
• I have run pre-commit run --all locally in the source folder and confirmed that there are no linter errors.
• I have added tests that prove my fix is effective or that my feature works
• New and existing tests pass locally with my changes

[Klaim]

Looks like it's specific to msvc? not completely clear to me. I'll try a variation where only msvc will call the new apis.