1 files changed, 1 insertions, 0 deletions

diff --git a/lib/libalpm/package.h b/lib/libalpm/package.h
index 2fe60dd7..ae286bce 100644
--- a/lib/libalpm/package.h
+++ b/lib/libalpm/package.h
@@ -80,6 +80,7 @@ do { \
 pmpkg_t* _alpm_pkg_new(const char *name, const char *version);
 pmpkg_t *_alpm_pkg_dup(pmpkg_t *pkg);
 void _alpm_pkg_free(void *data);
+int _alpm_pkg_cmp(const void *p1, const void *p2);
 pmpkg_t *_alpm_pkg_load(char *pkgfile);
 pmpkg_t *_alpm_pkg_isin(char *needle, PMList *haystack);
 int _alpm_pkg_splitname(char *target, char *name, char *version);