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Diffstat (limited to 'doc/ref/posix.texi')
-rw-r--r-- | doc/ref/posix.texi | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/doc/ref/posix.texi b/doc/ref/posix.texi index 950c3519d..e20309000 100644 --- a/doc/ref/posix.texi +++ b/doc/ref/posix.texi @@ -2189,7 +2189,8 @@ controlling terminal. The return value is unspecified. The following procedures are similar to the @code{popen} and @code{pclose} system routines. The code is in a separate ``popen'' -module: +module@footnote{This module is only available on systems where the +@code{fork} feature is provided (@pxref{Common Feature Symbols}).}: @lisp (use-modules (ice-9 popen)) |