Resolve a compiler warning from a 32-bit signed/unsigned comparison
This warning only affects platforms (like win32) with 32-bit time_t.
Fixes #40028 (closed); bugfix on 0.3.2.8-rc.
This warning only affects platforms (like win32) with 32-bit time_t.
Fixes #40028 (closed); bugfix on 0.3.2.8-rc.