Add missing ifdef to unbreak build withot lzma

Fixes #1461

diff --git a/libarchive/archive_read_support_format_zip.c b/libarchive/archive_read_support_format_zip.c
index 81b8f86329c24f34f60e523d81c545fdb29c594d..a64332c2818c6b0bb0c775e095d3703d04052e25 100644 (file)
--- a/libarchive/archive_read_support_format_zip.c
+++ b/libarchive/archive_read_support_format_zip.c
@@ -899,6 +899,7 @@ process_extra(struct archive_read *a, struct archive_entry *entry,
        return ARCHIVE_OK;
 }
 
+#if HAVE_LZMA_H && HAVE_LIBLZMA
 /*
  * Auxiliary function to uncompress data chunk from zipx archive
  * (zip with lzma compression).
@@ -971,6 +972,7 @@ zipx_lzma_uncompress_buffer(const char *compressed_buffer,
        free(lzma_alone_compressed_buffer);
        return status;
 }
+#endif
 
 /*
  * Assumes file pointer is at beginning of local file header.