Merge minor library fixes from HEAD to 3.0.

- setenv() replacement
 - mimir's ASN1/SPNEGO typo fixes
 - (size_t)-1 fixes for push_* returns
 - function argument signed/unsigned correction
 - ASN1 error handling (ensure we don't use initiailsed data)
 - extra net ads join error checking
 - allow 'set security discriptor' to fail
 - escape ldap strings in libads.
 - getgrouplist() correctness fixes (include primary gid)

Andrew Bartlett

source/lib/replace.c

@@ -447,3 +447,21 @@ char *rep_inet_ntoa(struct in_addr ip)
 	return t;
 }
 #endif
+
+#ifndef HAVE_SETENV
+ int setenv(const char *name, const char *value, int overwrite) 
+{
+	char *p = NULL;
+	int ret = -1;
+
+	asprintf(&p, "%s=%s", name, value);
+
+	if (overwrite || getenv(name)) {
+		if (p) ret = putenv(p);
+	} else {
+		ret = 0;
+	}
+
+	return ret;	
+}
+#endif