[vala] libarchive: fix cname of Archive.Write.write_header

[Evan Nemerson <evann src gnome org>]

commit 6ca0347829ffb3f7182f15f82300c9077bf410c9
Author: Luke Benstead <kazade gmail com>
Date:   Sat Jun 19 10:47:45 2010 -0700

    libarchive: fix cname of Archive.Write.write_header
    
    Fixes bug 622056.

 vapi/libarchive.vapi |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/vapi/libarchive.vapi b/vapi/libarchive.vapi
index a1742e2..cf0fae6 100644
--- a/vapi/libarchive.vapi
+++ b/vapi/libarchive.vapi
@@ -231,7 +231,7 @@ namespace Archive {
 #endif
 		public Result open_memory (void* buffer, size_t buff_size, out size_t used);
 
-		[CCode (cname="archive_write_entry")]
+		[CCode (cname="archive_write_header")]
 		public Result write_header (Entry entry);
 		[CCode (cname="archive_write_data")]
 		public ssize_t write_data (void* data, size_t size);