setopt: warn on Curl_set*opt() uses not using the return value #13591
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And switch the invokes that would "set" NULL to instead just plainly free the pointer, as those were otherwise the invokes that would ignore the return code. And possibly confuse static code analyzers.
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And switch the invokes that would "set" NULL to instead just plainly free the pointer, as those were otherwise the invokes that would ignore the return code. And possibly confuse static code analyzers.