_ISOC99_SOURCE -> _GNU_SOURCE

[exim.git] / doc / doc-txt / ChangeLog

diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 8c7dc7230d9d8a4974581341f2d6d6d6c32bcf73..b7a6a00e4b88e7a1fa6740800253f5b6c1297058 100644 (file)
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -149,6 +149,11 @@ PP/34 Validate tls_require_ciphers on startup, since debugging an invalid
 PP/35 Pull in <features.h> on Linux, for some portability edge-cases of
       64-bit ${eval} (JH/03).
 
+PP/36 Define _GNU_SOURCE in exim.h; it's needed for some releases of
+      GNU libc to support some of the 64-bit stuff, should not lead to
+      conflicts.  Defined before os.h is pulled in, so if a given platform
+      needs to override this, it can.
+
 
 Exim version 4.77
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