fix musl cross-compile

package/bcm2835-vc/Makefile

@@ -22,7 +22,7 @@ $(eval $(call PKG_template,BCM2835_VC,bcm2835-vc,${PKG_VERSION}-${PKG_RELEASE},$
 CONFIG_STYLE:=          manual
 
 do-configure:
-	(cd $(WRKBUILD) && cmake .)
+	(cd $(WRKBUILD) && cmake -DCMAKE_SYSTEM_NAME=Linux .)
 
 bcm2835-vc-install:
 	$(INSTALL_DIR) ${IDIR_BCM2835_VC}/opt/vc/{bin,lib}

package/bcm2835-vc/patches/patch-interface_vcos_pthreads_vcos_platform_h

@@ -0,0 +1,12 @@
+--- bcm2835-vc-0.3.orig/interface/vcos/pthreads/vcos_platform.h	2013-09-27 14:22:08.000000000 +0200
++++ bcm2835-vc-0.3/interface/vcos/pthreads/vcos_platform.h	2013-10-13 20:20:55.000000000 +0200
+@@ -120,9 +120,6 @@ typedef struct
+ 
+ #define VCOS_ONCE_INIT        PTHREAD_ONCE_INIT
+ 
+-#if defined(__arm__) && !defined(_HAVE_TIMER_T) && !defined(ANDROID)
+-typedef __timer_t timer_t;
+-#endif
+ typedef struct VCOS_TIMER_T
+ {
+    pthread_t thread;                      /**< id of the timer thread */

package/bcm2835-vc/patches/patch-interface_vcos_pthreads_vcos_pthreads_c

@@ -0,0 +1,11 @@
+--- bcm2835-vc-0.3.orig/interface/vcos/pthreads/vcos_pthreads.c	2013-09-27 14:22:08.000000000 +0200
++++ bcm2835-vc-0.3/interface/vcos/pthreads/vcos_pthreads.c	2013-10-14 19:44:50.000000000 +0200
+@@ -580,7 +580,7 @@ const char ** vcos_get_argv(void)
+  */
+ uint32_t _vcos_get_ticks_per_second(void)
+ {
+-   return HZ;
++   return 100;
+ }
+ 
+ VCOS_STATUS_T vcos_once(VCOS_ONCE_T *once_control,

package/bcm2835-vc/patches/patch-interface_vmcs_host_linux_vcfilesys_c

@@ -0,0 +1,22 @@
+--- bcm2835-vc-0.3.orig/interface/vmcs_host/linux/vcfilesys.c	2013-09-27 14:22:08.000000000 +0200
++++ bcm2835-vc-0.3/interface/vmcs_host/linux/vcfilesys.c	2013-10-14 20:10:02.000000000 +0200
+@@ -49,10 +49,6 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBI
+ #include <ctype.h>
+ #include <limits.h>
+ 
+-#if !defined(ANDROID) && !defined( __USE_FILE_OFFSET64 )
+-#error   "__USE_FILE_OFFSET64 isn't defined"
+-#endif
+-
+ #include "interface/vcos/vcos.h"
+ 
+ /* Some hackery to prevent a clash with the Linux type of the same name */
+@@ -916,7 +912,7 @@ int vc_hostfs_set_attr(const char *path,
+ 
+    if (pathbuf)
+    {
+-      __mode_t mode = 0;
++      mode_t mode = 0;
+       struct stat sb;
+ 
+       backslash_to_slash(pathbuf);