diff --git a/configure b/configure
index d7ca3a0..d6cee75 100755
--- a/configure
+++ b/configure
@@ -9503,7 +9503,6 @@ else
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-[
 #include <sys/stat.h>
 #include <unistd.h>
 int main(int argc, char*argv[])
@@ -9512,7 +9511,6 @@ int main(int argc, char*argv[])
     return 1;
   return 0;
 }
-]
 _ACEOF
 if ac_fn_c_try_run "$LINENO"; then :
   ac_cv_have_chflags=yes
@@ -9552,7 +9550,6 @@ else
 else
   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-[
 #include <sys/stat.h>
 #include <unistd.h>
 int main(int argc, char*argv[])
@@ -9561,7 +9558,6 @@ int main(int argc, char*argv[])
     return 1;
   return 0;
 }
-]
 _ACEOF
 if ac_fn_c_try_run "$LINENO"; then :
   ac_cv_have_lchflags=yes
diff --git a/configure.in b/configure.in
index a3b96ae..eccdad1 100644
--- a/configure.in
+++ b/configure.in
@@ -2716,7 +2716,7 @@ AC_CHECK_LIB(c, inet_aton, [$ac_cv_prog_TRUE],
 # On Tru64, chflags seems to be present, but calling it will
 # exit Python
 AC_CACHE_CHECK([for chflags], [ac_cv_have_chflags], [dnl
-AC_TRY_RUN([[
+AC_TRY_RUN([
 #include <sys/stat.h>
 #include <unistd.h>
 int main(int argc, char*argv[])
@@ -2725,7 +2725,7 @@ int main(int argc, char*argv[])
     return 1;
   return 0;
 }
-]], ac_cv_have_chflags=yes,
+], ac_cv_have_chflags=yes,
    ac_cv_have_chflags=no,
    ac_cv_have_chflags=cross)
 ])
@@ -2737,7 +2737,7 @@ if test "$ac_cv_have_chflags" = yes ; then
 fi
 
 AC_CACHE_CHECK([for lchflags], [ac_cv_have_lchflags], [dnl
-AC_TRY_RUN([[
+AC_TRY_RUN([
 #include <sys/stat.h>
 #include <unistd.h>
 int main(int argc, char*argv[])
@@ -2746,7 +2746,7 @@ int main(int argc, char*argv[])
     return 1;
   return 0;
 }
-]], ac_cv_have_lchflags=yes,
+], ac_cv_have_lchflags=yes,
    ac_cv_have_lchflags=no,
    ac_cv_have_lchflags=cross)
 ])