diff --git a/dev-util/cmake/patches/cmake-3.9.1.patchset b/dev-util/cmake/patches/cmake-3.9.1.patchset
new file mode 100644
index 000000000..6a38b4fa1
--- /dev/null
+++ b/dev-util/cmake/patches/cmake-3.9.1.patchset
@@ -0,0 +1,77 @@
+From c1df6ded8f25de8d24b5702de3f06e7c9b46739f Mon Sep 17 00:00:00 2001
+From: Adrien Destugues <pulkomandy@pulkomandy.tk>
+Date: Mon, 9 Jun 2014 22:30:55 +0200
+Subject: Fix OpenAL search path.
+
+
+diff --git a/Modules/FindOpenAL.cmake b/Modules/FindOpenAL.cmake
+index c3d202e..734f5f0 100644
+--- a/Modules/FindOpenAL.cmake
++++ b/Modules/FindOpenAL.cmake
+@@ -58,7 +58,7 @@
+ find_path(OPENAL_INCLUDE_DIR al.h
+   HINTS
+     ENV OPENALDIR
+-  PATH_SUFFIXES include/AL include/OpenAL include
++	PATH_SUFFIXES include/AL include/OpenAL include AL OpenAL
+   PATHS
+   ~/Library/Frameworks
+   /Library/Frameworks
+-- 
+2.13.1
+
+
+From ee4a048bbba1c19493fe62df965be1cf262a0653 Mon Sep 17 00:00:00 2001
+From: Jerome Duval <jerome.duval@gmail.com>
+Date: Sat, 21 Nov 2015 22:02:38 +0000
+Subject: Haiku provides elf.h now.
+
+
+diff --git a/Source/cmELF.cxx b/Source/cmELF.cxx
+index fc97bf3..5706f31 100644
+--- a/Source/cmELF.cxx
++++ b/Source/cmELF.cxx
+@@ -15,28 +15,20 @@
+ #if defined(__OpenBSD__)
+ #include <elf_abi.h>
+ #include <stdint.h>
+-#elif defined(__HAIKU__)
+-#include <elf32.h>
+-#include <elf64.h>
+-typedef struct Elf32_Ehdr Elf32_Ehdr;
+-typedef struct Elf32_Shdr Elf32_Shdr;
+-typedef struct Elf32_Sym Elf32_Sym;
+-typedef struct Elf32_Rel Elf32_Rel;
+-typedef struct Elf32_Rela Elf32_Rela;
+-#define ELFMAG0 0x7F
+-#define ELFMAG1 'E'
+-#define ELFMAG2 'L'
+-#define ELFMAG3 'F'
+-#define ET_NONE 0
+-#define ET_REL 1
+-#define ET_EXEC 2
+-#define ET_DYN 3
+-#define ET_CORE 4
+-#define EM_386 3
+-#define EM_SPARC 2
+-#define EM_PPC 20
+ #else
+ #include <elf.h>
++# ifndef ELFMAG0
++#  define ELFMAG0 0x7F
++# endif
++# ifndef ELFMAG1
++#  define ELFMAG1 'E'
++# endif
++# ifndef ELFMAG2
++#  define ELFMAG2 'L'
++# endif
++# ifndef ELFMAG3
++#  define ELFMAG3 'F'
++# endif
+ #endif
+ #if defined(__sun)
+ #include <sys/link.h> // For dynamic section information
+-- 
+2.13.1
+