Remove dup2 check, it is not optional.

--HG--
branch : 1.7

diff --git a/config.h.in b/config.h.in
index 776ad8a4751d9aa904d3c2e1359ea0e1db403328..ce47eb5f8b0b07c0d8d955fd1c0729f1f654714c 100644 (file)
--- a/config.h.in
+++ b/config.h.in
@@ -104,9 +104,6 @@
 /* Define to 1 if you have the <dlfcn.h> header file. */
 #undef HAVE_DLFCN_H
 
-/* Define to 1 if you have the `dup2' function. */
-#undef HAVE_DUP2
-
 /* Define to 1 if your glob.h defines the GLOB_BRACE and GLOB_TILDE flags. */
 #undef HAVE_EXTENDED_GLOB
 

diff --git a/configure b/configure
index 9fb1a6592cea3d26e06571af0cbdd80647a3f61c..a2bf0347892070ed20a9021c344e9f24fb18d58a 100755 (executable)
--- a/configure
+++ b/configure
@@ -14550,7 +14550,7 @@ $as_echo "#define HAVE_GETGROUPS 1" >>confdefs.h
 fi
 LIBS=$ac_save_LIBS
 
-for ac_func in dup2 strchr strrchr memchr memcpy memset sysconf tzset \
+for ac_func in strchr strrchr memchr memcpy memset sysconf tzset \
               strftime setrlimit initgroups getgroups fstat gettimeofday \
               regcomp setlocale getaddrinfo setsid setenv vhangup \
               mbr_check_membership setrlimit64

diff --git a/configure.in b/configure.in
index d57cff0c680606cf82bd8ad2f2c976778eec646a..98da3fddb269a42f396562d8c1ce20bf0d56ad1f 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -1881,7 +1881,7 @@ dnl
 dnl Function checks
 dnl
 AC_FUNC_GETGROUPS
-AC_CHECK_FUNCS(dup2 strchr strrchr memchr memcpy memset sysconf tzset \
+AC_CHECK_FUNCS(strchr strrchr memchr memcpy memset sysconf tzset \
               strftime setrlimit initgroups getgroups fstat gettimeofday \
               regcomp setlocale getaddrinfo setsid setenv vhangup \
               mbr_check_membership setrlimit64)