perror, create, remove now in the headers

src/cmd/samterm/samterm.h

diff --git a/src/cmd/samterm/samterm.h b/src/cmd/samterm/samterm.h
index 5eb05cd..40f5a06 100644
--- a/src/cmd/samterm/samterm.h
+++ b/src/cmd/samterm/samterm.h
@@ -177,7 +177,3 @@
 void	outvlong(void*);
 void	outsend(void);
 
-int	perror(char*);
-int	remove(char*);
-int	create(char*, int, ulong);
-