Make libltdl work when compiled with a C++ compiler.

* libltdl/lt__alloc.c, libltdl/lt_dlloader.c, libltdl/ltdl.c,
libltdl/slist.c, libltdl/libltdl/lt__alloc.h,
libltdl/libltdl/lt_error.h, libltdl/libltdl/slist.h,
libltdl/loaders/dld_link.c, libltdl/loaders/dlopen.c,
libltdl/loaders/dyld.c, libltdl/loaders/load_add_on.c,
libltdl/loaders/loadlibrary.c, libltdl/loaders/preopen.c,
libltdl/loaders/shl_load.c, tests/stresstest.at,
tests/testsuite.at, tests/f77demo/foo.h, tests/fcdemo/foo.h,
tests/mdemo/foo.h, tests/mdemo/foo1.c, tests/mdemo/foo2.c,
tests/mdemo/main.c: Allow sources to be compiled by a C++
compiler: Cast appropriately, add C linkage for `get_vtable'
functions, do not use C++ keyword `delete'.

1 files changed, 4 insertions, 4 deletions

diff --git a/libltdl/slist.c b/libltdl/slist.c
index 8cd85518..84af3f1d 100644
--- a/libltdl/slist.c
+++ b/libltdl/slist.c
@@ -48,14 +48,14 @@ static SList *	slist_sort_merge    (SList *left, SList *right,
 	...
 */
 SList *
-slist_delete (SList *head, void (*delete) (void *item))
+slist_delete (SList *head, void (*delete_fct) (void *item))
 {
-  assert (delete);
+  assert (delete_fct);
 
   while (head)
     {
       SList *next = head->next;
-      (*delete) (head);
+      (*delete_fct) (head);
       head = next;
     }
 
@@ -340,7 +340,7 @@ slist_sort (SList *slist, SListCompare *compare, void *userdata)
 SList *
 slist_box (const void *userdata)
 {
-  SList *item = malloc (sizeof *item);
+  SList *item = (SList *) malloc (sizeof *item);
 
   if (item)
     {