fp_ub              86 maint/gnulib/lib/fpurge.c   if (fp_ub._base != NULL)
fp_ub              88 maint/gnulib/lib/fpurge.c       if (fp_ub._base != fp_->_ubuf)
fp_ub              89 maint/gnulib/lib/fpurge.c         free (fp_ub._base);
fp_ub              90 maint/gnulib/lib/fpurge.c       fp_ub._base = NULL;
fp_ub              75 maint/gnulib/lib/fseeko.c       && fp_ub._base == NULL)
fp_ub             127 maint/gnulib/lib/stdio-impl.h # define HASUB(fp) (fp_ub._base != NULL)