diff -up ./configure.ac.orig ./configure.ac --- ./configure.ac.orig 2011-09-24 12:19:04.267267063 +0000 +++ ./configure.ac 2011-09-24 12:19:23.661890009 +0000 @@ -118,7 +118,7 @@ if test -z "$have_gpgme"; then AC_MSG_ERROR(GPGME $min_gpgme_version or later needed) fi -SEAHORSE_CFLAGS="$SEAHORSE_CFLAGS $GPGME_CFLAGS" +SEAHORSE_CFLAGS="$SEAHORSE_CFLAGS $GPGME_CFLAGS -D_FILE_OFFSET_BITS=64" SEAHORSE_LIBS="$SEAHORSE_LIBS $GPGME_LIBS" dnl ****************************************************************************