test-perror: check for strerror interactions

[pspp] / modules / dup2

diff --git a/modules/dup2 b/modules/dup2
index 7ad82ff9f985fcdc2af07b7bc123ad32037a829e..17cafd1c6a96cd679ebb4639a69b4779d8834ab9 100644 (file)
--- a/modules/dup2
+++ b/modules/dup2
@@ -1,16 +1,25 @@
 Description:
+dup2() function: duplicate an open file descriptor.
 
 Files:
 lib/dup2.c
 m4/dup2.m4
 
 Depends-on:
+unistd
+dup2-obsolete
 
 configure.ac:
 gl_FUNC_DUP2
+gl_UNISTD_MODULE_INDICATOR([dup2])
 
 Makefile.am:
 
 Include:
 <unistd.h>
 
+License:
+LGPLv2+
+
+Maintainer:
+Paul Eggert, Jim Meyering