diff -u src/Makefile src.mod/Makefile
--- src/Makefile	Tue Nov 18 15:02:28 2003
+++ src.mod/Makefile	Wed Nov 26 10:48:24 2003
@@ -1,9 +1,9 @@
 BIN = mathopd
 CC = gcc
-CFLAGS = -O -Wall
+CFLAGS = -O2 -Wall
 CPPFLAGS = 
 LDFLAGS = 
-LIBS = -lcrypt
+LIBS = -lc
 PREFIX = /usr/local
 SBINDIR = $(PREFIX)/sbin
 
@@ -19,14 +19,14 @@
 DEPENDS = mathopd.h Makefile
 
 # Uncomment the following if your system does not support the poll() function
-# CPPFLAGS += -DPOLL_EMULATION
-# OBJS += poll-emul.o
+CPPFLAGS += -DPOLL_EMULATION
+OBJS += poll-emul.o
 
 # Uncomment the following if your system does not have the socklen_t type
-# CPPFLAGS += -DNEED_SOCKLEN_T
+CPPFLAGS += -DNEED_SOCKLEN_T
 
 # Unomment the following if your system has a working vfork() function
-# CPPFLAGS += -DHAVE_VFORK
+CPPFLAGS += -DHAVE_VFORK
 
 all: $(BIN)
 install: $(BIN)
diff -u src/poll-emul.h src.mod/poll-emul.h
--- src/poll-emul.h	Thu Nov 29 10:01:51 2001
+++ src.mod/poll-emul.h	Wed Nov 26 10:48:13 2003
@@ -46,6 +46,7 @@
 
 #define POLLIN 1
 #define POLLOUT 4
+#define POLLERR 8
 #define INFTIM -1
 
 #endif
diff -u src/stub.c src.mod/stub.c
--- src/stub.c	Thu Nov 20 15:03:54 2003
+++ src.mod/stub.c	Wed Nov 26 10:46:15 2003
@@ -44,7 +44,11 @@
 #include <arpa/inet.h>
 #include <errno.h>
 #include <fcntl.h>
+#ifndef POLL_EMULATION
 #include <poll.h>
+#else
+#include "poll-emul.h"
+#endif
 #include <unistd.h>
 #include <limits.h>
 #include <stdio.h>