revamped the elfgcchack.h format to cope with gcc4 change of aliasing

* doc/apibuild.py doc/elfgcchack.xsl: revamped the elfgcchack.h
  format to cope with gcc4 change of aliasing allowed scopes, had
  to add extra informations to doc/libxml2-api.xml to separate
  the header from the c module source.
* *.c: updated all c library files to add a #define bottom_xxx
  and reimport elfgcchack.h thereafter, and a bit of cleanups.
* doc//* testapi.c: regenerated when rebuilding the API
Daniel

1 files changed, 2 insertions, 0 deletions

diff --git a/error.c b/error.c
index 5ab1835d..d9505e41 100644
--- a/error.c
+++ b/error.c
@@ -969,3 +969,5 @@ xmlCopyError(xmlErrorPtr from, xmlErrorPtr to) {
     return 0;
 }
 
+#define bottom_error
+#include "elfgcchack.h"