Hi Andreas, > On Apr 11 2025, Rainer Orth wrote: > >> This patch uses Autoconf's AC_STRUCT_TIMEZONE to determine its presence >> and guard the use accordingly. > > You cannot use AC_STRUCT_TIMEZONE because it requires a link test (which > is forbidden in a target module, see PR119550).
drats. Must have taken this from libstdc++ shortly before it was replaced. I suspect a simple AC_CHECK_MEMBER([struct tm.tm_zone],,[#include <time.h>]) does the trick. Thanks for the hint. Rainer -- ----------------------------------------------------------------------------- Rainer Orth, Center for Biotechnology, Bielefeld University