*** empty log message ***

diff --git a/m4/fpending.m4 b/m4/fpending.m4
index 6e287975e62a93b05c36ad4def457fc43e8b627c..b512f5d0bd1fbea49e8062ebb2ffa7395fa0b3be 100644 (file)
--- a/m4/fpending.m4
+++ b/m4/fpending.m4
@@ -4,6 +4,10 @@ dnl From Jim Meyering
 dnl Using code from emacs, based on suggestions from Paul Eggert
 dnl and Ulrich Drepper.
 
+dnl Find out how to determine the number of pending output bytes on a stream.
+dnl Solaris provides __fpending.  On other systems, we have to grub around
+dnl in the FILE struct.
+
 AC_DEFUN(jm_FUNC_FPENDING,
 [
   AC_CHECK_HEADERS(stdio_ext.h)