Update XZ Utils to 5.0.3 (in deps)

src/liblzma/lz/lz_encoder.c

 ///////////////////////////////////////////////////////////////////////////////
 //
 /// \file       lz_encoder.c
 /// \brief      LZ in window
 ///
 //  Authors:    Igor Pavlov
 //              Lasse Collin
 //
 //  This file has been put into the public domain.
 //  You can do whatever you want with this file.
@@ skipping 331 matching lines @@
         // Deallocate the old hash array if it exists and has different size
         // than what is needed now.
         if (old_count != new_count) {
                 lzma_free(mf->hash, allocator);
                 mf->hash = NULL;
         }
 
         // Maximum number of match finder cycles
         mf->depth = lz_options->depth;
         if (mf->depth == 0) {
-                mf->depth = 16 + (mf->nice_len / 2);
-                if (!is_bt)
-                        mf->depth /= 2;
+                if (is_bt)
+                        mf->depth = 16 + mf->nice_len / 2;
+                else
+                        mf->depth = 4 + mf->nice_len / 4;
         }
 
         return false;
 }
 
 
 static bool
 lz_encoder_init(lzma_mf *mf, lzma_allocator *allocator,
                 const lzma_lz_options *lz_options)
 {
@@ skipping 107 matching lines @@
         else
                 lzma_free(coder->lz.coder, allocator);
 
         lzma_free(coder, allocator);
         return;
 }
 
 
 static lzma_ret
 lz_encoder_update(lzma_coder *coder, lzma_allocator *allocator,
-                const lzma_filter *filters_null lzma_attribute((unused)),
+                const lzma_filter *filters_null lzma_attribute((__unused__)),
                 const lzma_filter *reversed_filters)
 {
         if (coder->lz.options_update == NULL)
                 return LZMA_PROG_ERROR;
 
         return_if_error(coder->lz.options_update(
                         coder->lz.coder, reversed_filters));
 
         return lzma_next_filter_update(
                         &coder->next, allocator, reversed_filters + 1);
@@ skipping 80 matching lines @@
                 ret = true;
 #endif
 
 #ifdef HAVE_MF_BT4
         if (mf == LZMA_MF_BT4)
                 ret = true;
 #endif
 
         return ret;
 }