-/* $Cambridge: exim/src/OS/os.h-Linux,v 1.2 2004/11/12 11:39:34 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 */
#define CRYPT_H
#define GLIBC_IP_OPTIONS
#define HAVE_MMAP
+#define HAVE_BSD_GETLOADAVG
#define HAVE_SYS_STATVFS_H
#define NO_IP_VAR_H
-#define SIOCGIFCONF_GIVES_ADDR
#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;
+
+#define os_strsignal strsignal
+#define OS_STRSIGNAL
+
+#if defined(__linux__) || defined(__FreeBSD_kernel__) || defined(__NetBSD_kernel__)
+#define SIOCGIFCONF_GIVES_ADDR
+#define HAVE_SYS_MOUNT_H
+#endif
+
+#if defined(__linux__)
+
/* Some versions of Linux need explicit sync-ing of directories as well as
files. This setting requests that. If the directory is on NFS, it may not
be possible to sync it - in that case, Exim now should ignore the error. But
/* Other OS have "const" in here */
#define ICONV_ARG2_TYPE char **
-#define F_FREESP O_TRUNC
-typedef struct flock flock_t;
-
-#define os_strsignal strsignal
-#define OS_STRSIGNAL
-
#define os_find_running_interfaces os_find_running_interfaces_linux
/* Need a prototype for the Linux-specific function. The structure hasn't
struct ip_address_item;
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