Patch from Bernhard Fischer to make a bunch of symbols static
which were otherwise cluttering the global namespace.
diff --git a/archival/rpm2cpio.c b/archival/rpm2cpio.c
index 5314e53..8316d22 100644
--- a/archival/rpm2cpio.c
+++ b/archival/rpm2cpio.c
@@ -48,7 +48,7 @@
 	uint32_t size; /* Size of store (4 bytes) */
 };
 
-void skip_header(int rpm_fd)
+static void skip_header(int rpm_fd)
 {
 	struct rpm_header header;