X-Git-Url: https://git.exim.org/exim.git/blobdiff_plain/5b257915c7b51e64b90bc6d89520514e0f4d4164..b87a6e0eedc31fdaa0d468349769b265db904aa7:/doc/doc-txt/ChangeLog

diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 8c7dc7230..ef3236a62 100644
--- 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 _ISOC99_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
 -----------------