diff --git a/headers/posix/endian.h b/headers/posix/endian.h
index 2b99c9b9d7..5a31da66c5 100644
--- a/headers/posix/endian.h
+++ b/headers/posix/endian.h
@@ -10,7 +10,7 @@
  * significant byte, "1" the least significant one.
  */
 
-#if defined(__INTEL__)
+#if defined(__INTEL__) || defined(__ARM__)
 #	define LITTLE_ENDIAN	1234
 #	define BIG_ENDIAN		0
 #	define BYTE_ORDER		LITTLE_ENDIAN
diff --git a/headers/posix/setjmp.h b/headers/posix/setjmp.h
index 551c8fe9eb..caebcab495 100644
--- a/headers/posix/setjmp.h
+++ b/headers/posix/setjmp.h
@@ -16,6 +16,8 @@
 	#include <arch/m68k/arch_setjmp.h>
 #elif __MIPSEL__
 	#include <arch/mipsel/arch_setjmp.h>
+#elif __ARM__
+	#include <arch/arm/arch_setjmp.h>
 #else
 	#error #include <arch/<cpu>/arch_setjmp.h>
 #endif
diff --git a/headers/posix/signal.h b/headers/posix/signal.h
index 23941b287b..c8aec22f9d 100644
--- a/headers/posix/signal.h
+++ b/headers/posix/signal.h
@@ -259,6 +259,8 @@ typedef struct vregs vregs;
         #include <arch/m68k/signal.h>
 #elif __MIPSEL__
         #include <arch/mipsel/signal.h>
+#elif __ARM__
+        #include <arch/arm/signal.h>
 #else
         #error #include <arch/<cpu>/signal.h>
 #endif