1 #include <u.h>
2 #include <libc.h>
3 
4 char*
5 sysname(void)
6 {
7 	char buf[300], *p, *q;
8 
9 	if((q = getenv("sysname")) == nil){
10 		if(gethostname(buf, sizeof buf) < 0)
11 			goto err;
12 		buf[sizeof buf-1] = 0;
13 		q = strdup(buf);
14 		if(q == nil)
15 			goto err;
16 	}
17 	if((p = strchr(q, '.')) != nil)
18 		*p = 0;
19 	return q;
20 
21 err:
22 	return "gnot";
23 }