Prebuild the data structure for builtin macros

[users/heiko/exim.git] / src / OS / os.h-FreeBSD

diff --git a/src/OS/os.h-FreeBSD b/src/OS/os.h-FreeBSD
index a67ca13b73f16227d5a203a0d30b4de31efa164e..9b47de3d10b62929a5cd3c89f4d9e636b049d71c 100644 (file)
--- a/src/OS/os.h-FreeBSD
+++ b/src/OS/os.h-FreeBSD
@@ -1,5 +1,7 @@
 /* Exim: OS-specific C header file for FreeBSD */
 
+#include <sys/types.h>
+
 #define HAVE_BSD_GETLOADAVG
 #define HAVE_SETCLASSRESOURCES
 #define HAVE_MMAP
@@ -18,6 +20,9 @@ typedef struct flock flock_t;
  * says that libc has iconv since 2013, in 10-CURRENT.  FreeBSD man-pages
  * shows it included in 10.0-RELEASE.  Writing this in 2017, 10.3 is the
  * oldest supported release, so we should assume non-libiconv by default.
+ * (Actually, people still using old releases past EOL; we shouldn't support
+ * them but I don't want to deal with howls of complaints because we dare
+ * to not support the unsupported, so guard this on FreeBSD 10+)
  *
  * Thus we no longer override iconv.
  *
@@ -25,6 +30,17 @@ typedef struct flock flock_t;
  * to include-path (likely) then we'll get that.  So define a variable
  * which makes the libiconv try to not interfere with OS iconv.
  */
-#define LIBICONV_PLUG
+#if __FreeBSD__ >= 10
+# define LIBICONV_PLUG
+#endif
+/* for more specific version constraints, include <sys/param.h> and look at
+ * __FreeBSD_version */
+
+
+/* When using DKIM, setting OS_SENDFILE can increase
+performance on outgoing mail a bit. */
+
+#define OS_SENDFILE
+extern ssize_t os_sendfile(int, int, off_t *, size_t);
 
 /* End */