@@ -, +, @@ 
---
 pkg-mgr-commands.tex |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
--- a/pkg-mgr-commands.tex	
+++ a/pkg-mgr-commands.tex	
@@ -141,7 +141,10 @@ has returned.
     \item -{}-host must be the value of the \t{CHOST} environment variable.
     \item -{}-libdir must be set according to Algorithm~\ref{alg:econf-libdir}.
     \item -{}-disable-dependency-tracking, if the EAPI is listed in
-        table~\ref{tab:econf-options-table} as using it.
+        table~\ref{tab:econf-options-table} as using it. This option will only be passed if one
+        of the files \t{GNUmakefile.am}, \t{Makefile.am} or \t{makefile.am} exists in the
+        \t{ECONF\_SOURCE} directory, or, if that variable is not set, in the current working
+        directory.
     \end{itemize}
 
     \begin{centertable}{Extra \t{econf} arguments for EAPIs} \label{tab:econf-options-table}
--