Index: uspace/lib/c/arch/abs32le/include/libarch/tls.h
===================================================================
--- uspace/lib/c/arch/abs32le/include/libarch/tls.h	(revision 582a0b84b0a73672531e7b404a89997af41ba0b9)
+++ uspace/lib/c/arch/abs32le/include/libarch/tls.h	(revision e48947e50a7052fa90231d75f84e7481c8c7d201)
@@ -39,4 +39,5 @@
 
 #include <libc.h>
+#include <stddef.h>
 
 typedef struct {
Index: uspace/lib/c/arch/abs32le/src/entry.c
===================================================================
--- uspace/lib/c/arch/abs32le/src/entry.c	(revision 582a0b84b0a73672531e7b404a89997af41ba0b9)
+++ uspace/lib/c/arch/abs32le/src/entry.c	(revision e48947e50a7052fa90231d75f84e7481c8c7d201)
@@ -32,4 +32,5 @@
 #include <libarch/entry.h>
 #include "../../../generic/private/libc.h"
+#include <stddef.h>
 
 void __entry(void)
Index: uspace/lib/c/arch/abs32le/src/stacktrace.c
===================================================================
--- uspace/lib/c/arch/abs32le/src/stacktrace.c	(revision 582a0b84b0a73672531e7b404a89997af41ba0b9)
+++ uspace/lib/c/arch/abs32le/src/stacktrace.c	(revision e48947e50a7052fa90231d75f84e7481c8c7d201)
@@ -32,4 +32,5 @@
 #include <sys/types.h>
 #include <stdbool.h>
+#include <stddef.h>
 #include <stacktrace.h>
 
Index: uspace/lib/c/arch/abs32le/src/thread_entry.c
===================================================================
--- uspace/lib/c/arch/abs32le/src/thread_entry.c	(revision 582a0b84b0a73672531e7b404a89997af41ba0b9)
+++ uspace/lib/c/arch/abs32le/src/thread_entry.c	(revision e48947e50a7052fa90231d75f84e7481c8c7d201)
@@ -30,4 +30,5 @@
  */
 
+#include <stddef.h>
 #include "../../../generic/private/thread.h"