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diff --git a/gnulib b/gnulib
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-Subproject 443bc5ffcf7429e557f4a371b0661abe98ddbc1
diff --git a/gnulib/modules/dup b/gnulib/modules/dup
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+Description:
+dup() function: duplicate an open file descriptor.
+
+Files:
+lib/dup.c
+m4/dup.m4
+
+Depends-on:
+unistd
+msvc-inval [test $REPLACE_DUP = 1]
+
+configure.ac:
+gl_FUNC_DUP
+if test $REPLACE_DUP = 1; then
+ AC_LIBOBJ([dup])
+ gl_PREREQ_DUP
+fi
+gl_UNISTD_MODULE_INDICATOR([dup])
+
+Makefile.am:
+
+Include:
+<unistd.h>
+
+License:
+LGPLv2+
+
+Maintainer:
+Bruno Haible