We shoulnd't be using ERR_ codes here, so change it to a posix one.

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@97 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/kernel/apps/shell/file_utils.c

@@ -100,7 +100,7 @@ int read_file_in_buffer(const char *filename,char **buffer)
 		return err;
 
 	*buffer = malloc(stat.st_size + 1);
-	if(*buffer == NULL) return ERR_NO_MEMORY;
+	if(*buffer == NULL) return ENOMEM;
 
 	size = sys_read(file_no,*buffer,0,stat.st_size);