Added missing expansion links for dkim_domain and dkim_selector

[exim.git] / src / OS / os.h-Linux

diff --git a/src/OS/os.h-Linux b/src/OS/os.h-Linux
index 285e8d28f84ef2d341f2bfce993a66ca09ee243d..14441e684852c0c7580fd4061799c596161836e8 100644 (file)
--- a/src/OS/os.h-Linux
+++ b/src/OS/os.h-Linux
@@ -1,4 +1,4 @@
-/* $Cambridge: exim/src/OS/os.h-Linux,v 1.3 2005/02/17 10:04:41 ph10 Exp $ */
+/* $Cambridge: exim/src/OS/os.h-Linux,v 1.6 2007/10/04 13:23:05 tom Exp $ */
 
 /* Exim: OS-specific C header file for Linux */
 
@@ -10,6 +10,13 @@
 #define NO_IP_VAR_H
 #define SIG_IGN_WORKS
 
+/* When using the experimental Domainkeys/DKIM extensions, setting
+HAVE_LINUX_SENDFILE can increase performance on outgoing mail a bit.
+Note: With older glibc versions this setting will conflict with the
+_FILE_OFFSET_BITS=64 setting defined as part of the Linux CFLAGS. */
+
+/* #define HAVE_LINUX_SENDFILE */
+
 #define F_FREESP     O_TRUNC
 typedef struct flock flock_t;
 
@@ -46,3 +53,8 @@ extern struct ip_address_item *os_find_running_interfaces_linux(void);
 #endif /* __linux__ */
 
 /* End */
+
+/* Fudge added because this Linux doesn't appear to have a definition
+for ip_options in /usr/include/linux/ip.h. */
+
+#define ip_options options