python-rtimu: Fix build with musl

ioctl(3) needs to include asm/ioctl.h for its signature

Signed-off-by: Khem Raj <raj.khem@gmail.com>

recipes-devtools/python/python-rtimu/0001-include-asm-ioctl.h-for-ioctl-define.patch

@@ -0,0 +1,33 @@
+From c3aa4af56652b403e304ea5f321acfe289e42922 Mon Sep 17 00:00:00 2001
+From: Khem Raj <raj.khem@gmail.com>
+Date: Sat, 30 Jan 2016 16:07:14 -0800
+Subject: [PATCH] include asm/ioctl.h for ioctl() define
+
+also fixes errors e.g.
+
+../../RTIMULib/RTIMUHal.cpp:208:29: error: '_IOC_SIZEBITS' was not
+declared in this scope
+         return ioctl(m_SPI, SPI_IOC_MESSAGE(1), &wrIOC);
+
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+---
+Upstream-Status: Submitted
+
+ RTIMULib/RTIMUHal.cpp | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/RTIMULib/RTIMUHal.cpp b/RTIMULib/RTIMUHal.cpp
+index f9c3d15..d968326 100644
+--- a/RTIMULib/RTIMUHal.cpp
++++ b/RTIMULib/RTIMUHal.cpp
+@@ -29,6 +29,7 @@
+ #if !defined(WIN32) && !defined(__APPLE__)
+ 
+ #include <linux/spi/spidev.h>
++#include <asm/ioctl.h>
+ 
+ RTIMUHal::RTIMUHal()
+ {
+-- 
+2.7.0
+

recipes-devtools/python/python-rtimu_git.bb

@@ -5,7 +5,9 @@ SECTION = "devel/python"
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://../../LICENSE;md5=96cdecb41125f498958e09b72faf318e"
 
-SRC_URI = "git://github.com/RPi-Distro/RTIMULib.git;protocol=http;branch=master"
+SRC_URI = "git://github.com/RPi-Distro/RTIMULib.git;protocol=http;branch=master \
+           file://0001-include-asm-ioctl.h-for-ioctl-define.patch;patchdir=../.. \
+          "
 SRCREV = "b949681af69b45f0f7f4bb53b6770037b5b02178"
 
 S = "${WORKDIR}/git/Linux/python/"