1 files changed, 3 insertions, 0 deletions
diff --git a/TODO b/TODO
index eed51e9d9..cb35bb2fd 100644
--- a/TODO
+++ b/TODO
@@ -710,6 +710,9 @@ Table of contents:
     --with-pkg-config[=<PATH>]
     --with-pkg-config-path[=<PATH>]
   See also the autoconf macros.
+  The non-standard CPATH and C_INCLUDE_PATH environment variables need to
+  be unset as a workaround to
+    https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=984504
 
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 7. Portability