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[meson] fix: Unresolved symbols when linking some programs on old glibc - #4829

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roshandhiman:fix-meson-rt
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roshandhiman wants to merge 1 commit into
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roshandhiman:fix-meson-rt

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@roshandhiman

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Fixes #3732

Before glibc 2.17, clock_gettime is provided by the real-time library (rt). This PR adds rt_dep to zstd and zstd-frugal targets in the meson build to fix linking errors on older platforms.

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Before glibc 2.17, clock_gettime is provided by the real-time library (rt).
Declare rt_dep in the meson build and include it in zstd, zstd-frugal, and testcommon dependencies to fix unresolved symbols when linking on older platforms.

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[meson] unresolved symbols when linking some programs

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