dnl tm_gmtoff visible.
nmh_saved_CPPFLAGS="$CPPFLAGS"
CPPFLAGS="$AM_CPPFLAGS $CPPFLAGS"
-AC_CHECK_MEMBER([struct tm.tm_gmtoff],,,[[#include <time.h>]])
+AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[[#include <time.h>]])
CPPFLAGS="$nmh_saved_CPPFLAGS"
AC_STRUCT_DIRENT_D_TYPE