int keep_partial=0;
int safe_symlinks=0;
int copy_unsafe_links=0;
-int block_size=0;
int size_only=0;
int bwlimit=0;
int delete_after=0;
int ignore_errors=0;
int modify_window=0;
int blocking_io=-1;
+unsigned int block_size = 0;
/** Network address family. **/
if (x != 1) args[ac++] = argstr;
if (block_size) {
- snprintf(bsize,sizeof(bsize),"-B%d",block_size);
+ snprintf(bsize, sizeof bsize, "-B%u", block_size);
args[ac++] = bsize;
}