4 files changed, 10 insertions, 4 deletions
diff --git a/modules/cache/mod_file_cache.c b/modules/cache/mod_file_cache.c
index d29d472027..a07d25ca57 100644
--- a/modules/cache/mod_file_cache.c
+++ b/modules/cache/mod_file_cache.c
@@ -222,7 +222,10 @@ static void cache_the_file(cmd_parms *cmd, const char *filename, int mmap)
 
 #if APR_HAS_MMAP
     if (mmap) {
-         /* MMAPFile directive. MMAP'ing the file */
+        /* MMAPFile directive. MMAP'ing the file
+         * XXX: APR_HAS_LARGE_FILES issue; need to reject this request if
+         * size is greater than MAX(apr_size_t) (perhaps greater than 1M?).
+         */
         if ((rc = apr_mmap_create(&new_file->mm, fd, 0, new_file->finfo.size,
                                   APR_MMAP_READ, cmd->pool)) != APR_SUCCESS) { 
             apr_file_close(fd);
diff --git a/modules/generators/mod_asis.c b/modules/generators/mod_asis.c
index 63594236d5..a7520495b4 100644
--- a/modules/generators/mod_asis.c
+++ b/modules/generators/mod_asis.c
@@ -118,6 +118,9 @@ static int asis_handler(request_rec *r)
     }
 
     if (!r->header_only) {
+        /* XXX: APR_HAS_LARGE_FILES issue; need to split into mutiple send_fd
+         * chunks, no greater than MAX(apr_size_t).
+         */
 	ap_send_fd(f, r, 0, r->finfo.size, &nbytes);
     }
 
diff --git a/modules/generators/mod_autoindex.c b/modules/generators/mod_autoindex.c
index 649f5053ec..8906251ddc 100644
--- a/modules/generators/mod_autoindex.c
+++ b/modules/generators/mod_autoindex.c
@@ -703,7 +703,7 @@ struct ent {
     char *icon;
     char *alt;
     char *desc;
-    off_t size;
+    apr_off_t size;
     apr_time_t lm;
     struct ent *next;
     int ascending, version_sort;
diff --git a/modules/http/http_protocol.c b/modules/http/http_protocol.c
index 6bc126e341..4e1be8ce42 100644
--- a/modules/http/http_protocol.c
+++ b/modules/http/http_protocol.c
@@ -883,7 +883,7 @@ static void terminate_header(apr_bucket_brigade *bb)
 {
     char tmp[] = "X-Pad: avoid browser bug" CRLF;
     char crlf[] = CRLF;
-    apr_ssize_t len;
+    apr_off_t len;
     apr_size_t buflen;
 
     (void) apr_brigade_length(bb, 1, &len);
@@ -2272,7 +2272,7 @@ AP_CORE_DECLARE_NONSTD(apr_status_t) ap_byterange_filter(
     apr_off_t range_end;
     char *current;
     char *bound_head;
-    apr_ssize_t bb_length;
+    apr_off_t bb_length;
     apr_off_t clength = 0;
     apr_status_t rv;
     int found = 0;