diff --git a/src/common/crypto.c b/src/common/crypto.c
index 74f75bde32..a666d4abe2 100644
--- a/src/common/crypto.c
+++ b/src/common/crypto.c
@@ -2,7 +2,7 @@
 /* See LICENSE for licensing information */
 /* $Id$ */
 
-#include "../or/or.h"
+#include "orconfig.h"
 
 #include <string.h>
 
@@ -22,9 +22,14 @@
 #include <stdio.h>
 #include <limits.h>
 
+#ifdef HAVE_CTYPE_H
+#include <ctype.h>
+#endif
+
 #include "crypto.h"
 #include "log.h"
 #include "aes.h"
+#include "util.h"
 
 #ifdef MS_WINDOWS
 #include <wincrypt.h>
diff --git a/src/common/fakepoll.c b/src/common/fakepoll.c
index 2f91c1b45f..b60514a254 100644
--- a/src/common/fakepoll.c
+++ b/src/common/fakepoll.c
@@ -15,6 +15,9 @@
 #ifdef HAVE_STRING_H
 #include <string.h>
 #endif
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
 #if _MSC_VER > 1300
 #include <winsock2.h>
 #include <ws2tcpip.h>
diff --git a/src/common/log.c b/src/common/log.c
index 4245fca5c5..5e52cfff44 100644
--- a/src/common/log.c
+++ b/src/common/log.c
@@ -2,8 +2,13 @@
 /* See LICENSE for licensing information */
 /* $Id$ */
 
-#include "../or/or.h"
 #include <stdarg.h>
+#include <assert.h>
+#include <stdlib.h>
+#include "orconfig.h"
+#include "./util.h"
+#include "./log.h"
+
 
 #ifdef MS_WINDOWS
 #define vsnprintf _vsnprintf
diff --git a/src/common/tortls.c b/src/common/tortls.c
index b3957b8571..956692b833 100644
--- a/src/common/tortls.c
+++ b/src/common/tortls.c
@@ -11,6 +11,7 @@
 #include "./tortls.h"
 #include "./util.h"
 #include "./log.h"
+#include <string.h>
 
 /* Copied from or.h */
 #define LEGAL_NICKNAME_CHARACTERS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
diff --git a/src/common/util.c b/src/common/util.c
index 7a9301efb0..050340f183 100644
--- a/src/common/util.c
+++ b/src/common/util.c
@@ -2,12 +2,52 @@
 /* See LICENSE for licensing information */
 /* $Id$ */
 
-#include "../or/or.h"
+#include "orconfig.h"
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+#include "util.h"
+#include "log.h"
+#include "crypto.h"
 #include "../or/tree.h"
 
 #ifdef HAVE_UNAME
 #include <sys/utsname.h>
 #endif
+#ifdef HAVE_CTYPE_H
+#include <ctype.h>
+#endif
+#ifdef HAVE_NETINET_IN_H
+#include <netinet/in.h>
+#endif
+#ifdef HAVE_ARPA_INET_H
+#include <arpa/inet.h>
+#endif
+#ifdef HAVE_ERRNO_H
+#include <errno.h>
+#endif
+#ifdef HAVE_SYS_TYPES_H
+#include <sys/types.h> /* Must be included before sys/stat.h for Ultrix */
+#endif
+#ifdef HAVE_SYS_SOCKET_H
+#include <sys/socket.h>
+#endif
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef HAVE_SYS_STAT_H
+#include <sys/stat.h>
+#endif
+#ifdef HAVE_SYS_FCNTL_H
+#include <sys/fcntl.h>
+#endif
+#ifdef HAVE_PWD_H
+#include <pwd.h>
+#endif
+#ifdef HAVE_GRP_H
+#include <grp.h>
+#endif
 
 /* used by inet_addr, not defined on solaris anywhere!? */
 #ifndef INADDR_NONE
diff --git a/src/common/util.h b/src/common/util.h
index ceed257928..29689e64bb 100644
--- a/src/common/util.h
+++ b/src/common/util.h
@@ -5,7 +5,12 @@
 #ifndef __UTIL_H
 #define __UTIL_H
 
-#include "../or/or.h"
+#include "orconfig.h"
+#include "torint.h"
+#include <stdio.h>
+#ifdef HAVE_SYS_TIME_H
+#include <sys/time.h>
+#endif
 
 #if _MSC_VER > 1300
 #include <winsock2.h>
@@ -32,6 +37,9 @@
 #define INLINE inline
 #endif
 
+/* legal characters in a filename */
+#define CONFIG_LEGAL_FILENAME_CHARACTERS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.-_/"
+
 size_t strlcat(char *dst, const char *src, size_t siz);
 size_t strlcpy(char *dst, const char *src, size_t siz);
 
diff --git a/src/or/dirserv.c b/src/or/dirserv.c
index 0f906d47af..152c1c2f3d 100644
--- a/src/or/dirserv.c
+++ b/src/or/dirserv.c
@@ -494,3 +494,10 @@ size_t dirserv_get_directory(const char **directory)
   return the_directory_len;
 }
 
+/*
+  Local Variables:
+  mode:c
+  indent-tabs-mode:nil
+  c-basic-offset:2
+  End:
+*/
diff --git a/src/or/or.h b/src/or/or.h
index 0a8ecd46cc..692c155a00 100644
--- a/src/or/or.h
+++ b/src/or/or.h
@@ -73,12 +73,6 @@
 #ifdef HAVE_TIME_H
 #include <time.h>
 #endif
-#ifdef HAVE_PWD_H
-#include <pwd.h>
-#endif
-#ifdef HAVE_GRP_H
-#include <grp.h>
-#endif
 #ifdef HAVE_WINSOCK_H
 #include <winsock.h>
 #endif
@@ -276,8 +270,6 @@
 #define CELL_RELAY 3
 #define CELL_DESTROY 4
 
-/* legal characters in a filename */
-#define CONFIG_LEGAL_FILENAME_CHARACTERS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789.-_/"
 /* legal characters in a nickname */
 #define LEGAL_NICKNAME_CHARACTERS "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"