Make pointer decrementing code ANSI C compliant.

[gnulib.git] / modules / dup2

diff --git a/modules/dup2 b/modules/dup2
index 4e1bc1a..b188644 100644 (file)
--- a/modules/dup2
+++ b/modules/dup2
@@ -6,12 +6,13 @@ lib/dup2.c
 m4/dup2.m4
 
 Depends-on:
+unistd
 
 configure.ac:
 gl_FUNC_DUP2
+gl_UNISTD_MODULE_INDICATOR([dup2])
 
 Makefile.am:
-EXTRA_DIST += dup2.c
 
 Include:
 <unistd.h>