lib: guard definition of strl{cat,cpy} against glibc version when _FORTIFY_SOURCE is enabled#21253

andrewrk merged 1 commit intoziglang:masterziglang/zig:masterfrom

FedeDP:fix/glibc_string_fortified_strl_exposedFedeDP/zig:fix/glibc_string_fortified_strl_exposedCopy head branch name to clipboard