Avoid declaring exports that exist within only a certain configuration

  for later portability.


git-svn-id: http://svn.apache.org/repos/asf/apr/apr-util/trunk@58781 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 4 insertions, 2 deletions

diff --git a/buckets/apr_buckets_file.c b/buckets/apr_buckets_file.c
index 302359d8..8eb71842 100644
--- a/buckets/apr_buckets_file.c
+++ b/buckets/apr_buckets_file.c
@@ -223,15 +223,17 @@ APU_DECLARE(apr_bucket *) apr_bucket_file_create(apr_file_t *fd,
     return apr_bucket_file_make(b, fd, offset, len, p);
 }
 
-#if APR_HAS_MMAP
 APU_DECLARE(apr_status_t) apr_bucket_file_enable_mmap(apr_bucket *e,
                                                       int enabled)
 {
+#if APR_HAS_MMAP
     apr_bucket_file *a = e->data;
     a->can_mmap = enabled;
     return APR_SUCCESS;
-}
+#else
+    return APR_ENOTIMPL;
 #endif /* APR_HAS_MMAP */
+}
 
 
 static apr_status_t file_bucket_setaside(apr_bucket *data, apr_pool_t *reqpool)