_Rsave            119 maint/gnulib/lib/fpurge.c   fp->_Rsave = NULL;
_Rsave             83 maint/gnulib/lib/freadahead.c   return ((fp->_Rsave ? fp->_Rsave : fp->_Rend) - fp->_Next)
_Rsave             95 maint/gnulib/lib/fseeko.c       && fp->_Rsave == NULL)