Various small fixes as suggested by some static code checkers

I ran flawfinder and sparse over the pacman source code and found a few
things that were worth fixing (and were quick fixes).

Signed-off-by: Dan McGee <dan@archlinux.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/libalpm/alpm.h b/lib/libalpm/alpm.h
index d1363803..a7fcb5c2 100644
--- a/lib/libalpm/alpm.h
+++ b/lib/libalpm/alpm.h
@@ -56,7 +56,7 @@ typedef struct __pmgraph_t pmgraph_t;
  * Library
  */
 
-int alpm_initialize();
+int alpm_initialize(void);
 int alpm_release(void);
 
 /*