45 readboot(int dosfs, struct bootblock *boot)  in readboot()  argument
53 	if ((size_t)read(dosfs, block, sizeof block) != sizeof block) {  in readboot()
130 		if (lseek(dosfs, boot->bpbFSInfo * boot->bpbBytesPerSec,  in readboot()
132 		    || read(dosfs, fsinfo, sizeof fsinfo) != sizeof fsinfo) {  in readboot()
156 				if (lseek(dosfs, boot->bpbFSInfo *  in readboot()
159 				    || write(dosfs, fsinfo, sizeof fsinfo)  in readboot()
177 		if (lseek(dosfs, boot->bpbBackup * boot->bpbBytesPerSec,  in readboot()
180 		    || read(dosfs, backup, sizeof backup) != sizeof  backup) {  in readboot()
260 writefsinfo(int dosfs, struct bootblock *boot)  in writefsinfo()  argument
264 	if (lseek(dosfs, boot->bpbFSInfo * boot->bpbBytesPerSec, SEEK_SET)  in writefsinfo()
266 	    || read(dosfs, fsinfo, sizeof fsinfo) != sizeof fsinfo) {  in writefsinfo()
278 	if (lseek(dosfs, boot->bpbFSInfo * boot->bpbBytesPerSec, SEEK_SET)  in writefsinfo()
280 	    || write(dosfs, fsinfo, sizeof fsinfo)  in writefsinfo()