В /usr/share/aclocal/libxosd.m4 надо бы -AC_DEFUN(AM_PATH_LIBXOSD, +AC_DEFUN([AM_PATH_LIBXOSD], а то /usr/share/aclocal/libxosd.m4:9: warning: underquoted definition of AM_PATH_LIBXOSD
Fixed in 2.2.14-alt2