how to fool gcc?

[Don Lewis]

On 10 Feb, Dag-Erling Smørgrav wrote:

If you don't minde a bit of bloat, maybe changing this:

>  openpam_log(PAM_LOG_DEBUG, "returning '%s'", (s)); \

to this:

   openpam_log(PAM_LOG_DEBUG, "returning '%s'", (s) != NULL ? (s) : "");

might quiet the warning.