diff --git a/multilib-32.patch b/multilib-32.patch
new file mode 100644
index 0000000..ae99a59
--- /dev/null
+++ b/multilib-32.patch
@@ -0,0 +1,29 @@
+--- ./a/zzip/_config.h	2021-07-21 14:18:09.000000000 +0200
++++ ./b/zzip/_config.h	2021-07-21 14:46:24.037432969 +0200
+@@ -138,9 +138,12 @@
+ 
+ /* whether the system defaults to 32bit off_t but can do 64bit when requested
+    */
++#if __WORDSIZE == 32
+ #ifndef ZZIP_LARGEFILE_SENSITIVE 
+ #define ZZIP_LARGEFILE_SENSITIVE  1 
+ #endif
++#endif
++/* #undef LARGEFILE_SENSITIVE */
+ 
+ /* Define to the sub-directory where libtool stores uninstalled libraries. */
+ #ifndef ZZIP_LT_OBJDIR 
+@@ -227,9 +230,13 @@
+ #endif
+ 
+ /* Number of bits in a file offset, on hosts where this is settable. */
++#if __WORDSIZE == 32
+ #ifndef ZZIP__FILE_OFFSET_BITS 
+ #define ZZIP__FILE_OFFSET_BITS  64 
+ #endif
++#endif
++/* #undef _FILE_OFFSET_BITS */
++
+ 
+ /* Define for large files, on AIX-style hosts. */
+ /* #undef _LARGE_FILES */
diff --git a/multilib-64.patch b/multilib-64.patch
new file mode 100644
index 0000000..5285e3a
--- /dev/null
+++ b/multilib-64.patch
@@ -0,0 +1,29 @@
+--- ./a/zzip/_config.h	2021-07-21 14:18:14.000000000 +0200
++++ ./b/zzip/_config.h	2021-07-21 14:46:24.037432969 +0200
+@@ -138,6 +138,11 @@
+ 
+ /* whether the system defaults to 32bit off_t but can do 64bit when requested
+    */
++#if __WORDSIZE == 32
++#ifndef ZZIP_LARGEFILE_SENSITIVE 
++#define ZZIP_LARGEFILE_SENSITIVE  1 
++#endif
++#endif
+ /* #undef LARGEFILE_SENSITIVE */
+ 
+ /* Define to the sub-directory where libtool stores uninstalled libraries. */
+@@ -225,8 +230,14 @@
+ #endif
+ 
+ /* Number of bits in a file offset, on hosts where this is settable. */
++#if __WORDSIZE == 32
++#ifndef ZZIP__FILE_OFFSET_BITS 
++#define ZZIP__FILE_OFFSET_BITS  64 
++#endif
++#endif
+ /* #undef _FILE_OFFSET_BITS */
+ 
++
+ /* Define for large files, on AIX-style hosts. */
+ /* #undef _LARGE_FILES */
+ 
diff --git a/zziplib-0.13.69-multilib.patch b/zziplib-0.13.69-multilib.patch
deleted file mode 100644
index 24cf64b..0000000
--- a/zziplib-0.13.69-multilib.patch
+++ /dev/null
@@ -1,31 +0,0 @@
-diff -up ./_builddir/zzip/_config.h.orig ./_builddir/zzip/_config.h
---- ./_builddir/zzip/_config.h.orig	2018-07-23 09:11:59.971840954 +0300
-+++ ./_builddir/zzip/_config.h	2018-07-23 09:12:07.438731527 +0300
-@@ -139,6 +139,11 @@
- /* whether the system defaults to 32bit off_t but can do 64bit when requested
-    */
- /* #undef LARGEFILE_SENSITIVE */
-+#if __WORDSIZE == 32
-+#ifndef ZZIP_LARGEFILE_SENSITIVE 
-+#define ZZIP_LARGEFILE_SENSITIVE  1 
-+#endif
-+#endif
- 
- /* Define to the sub-directory where libtool stores uninstalled libraries. */
- #ifndef ZZIP_LT_OBJDIR 
-@@ -197,6 +202,15 @@
- /* The number of bytes in type short */
- /* #undef SIZEOF_SHORT */
- 
-+/* The number of bytes in type long */
-+#ifndef ZZIP_SIZEOF_LONG 
-+#if __WORDSIZE == 32
-+#define ZZIP_SIZEOF_LONG  4
-+#elif __WORDSIZE == 64
-+#define ZZIP_SIZEOF_LONG  8 
-+#endif
-+#endif
-+
- /* Define to 1 if you have the ANSI C header files. */
- #ifndef ZZIP_STDC_HEADERS 
- #define ZZIP_STDC_HEADERS  1