diff --git a/packages/compress/zlib/patches/10_crosscompile.diff b/packages/compress/zlib/patches/10_crosscompile.diff
deleted file mode 100644
index 180d0fad70..0000000000
--- a/packages/compress/zlib/patches/10_crosscompile.diff
+++ /dev/null
@@ -1,20 +0,0 @@
---- zlib-1.2.2.orig/configure	Wed Nov 17 15:56:53 2004
-+++ zlib-1.2.2/configure	Wed Nov 17 15:57:37 2004
-@@ -75,7 +75,7 @@
-   CC="$cc"
-   SFLAGS=${CFLAGS-"-fPIC -O3"}
-   CFLAGS="$cflags"
--  case `(uname -s || echo unknown) 2>/dev/null` in
-+  case `echo Linux` in
-   Linux | linux | GNU | GNU/*) LDSHARED=${LDSHARED-"$cc -shared -Wl,-soname,libz.so.1"};;
-   CYGWIN* | Cygwin* | cygwin* | OS/2* )
-              EXE='.exe';;
-@@ -95,7 +95,7 @@
- else
-   # find system name and corresponding cc options
-   CC=${CC-cc}
--  case `(uname -sr || echo unknown) 2>/dev/null` in
-+  case `echo Linux` in
-   HP-UX*)    SFLAGS=${CFLAGS-"-O +z"}
-              CFLAGS=${CFLAGS-"-O"}
- #            LDSHARED=${LDSHARED-"ld -b +vnocompatwarnings"}