To work with autoconf 2.73, tweak the macro ordering in configure.in.

Upstream-Status: Pending
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

Index: apr-1.7.2/configure.in
===================================================================
--- apr-1.7.2.orig/configure.in
+++ apr-1.7.2/configure.in
@@ -430,6 +430,8 @@ if test "$host" = "i586-pc-beos"; then
   ) dnl
 fi
 
+APR_CHECK_DEFINE(LOCK_EX, sys/file.h)
+
 # this is the place to put specific options for platform/compiler
 # combinations
 case "$host:$CC" in
@@ -2384,7 +2386,6 @@ AC_MSG_RESULT([$msg])
 AC_SUBST(have_union_semun)
 
 dnl Checks for libraries.
-APR_CHECK_DEFINE(LOCK_EX, sys/file.h)
 APR_CHECK_DEFINE(F_SETLK, fcntl.h)
 APR_CHECK_DEFINE(SEM_UNDO, sys/sem.h)