align <sys/ucontext.h> <sys/uio.h> <sys/un.h>

Change-Id: I70adf01fddf931a3a6931083adaa4bbe647ea6a3

test/test51.c

@@ -13,14 +13,22 @@
 #include <string.h>
 #include <ucontext.h>
 #include <math.h>
+#ifndef __arm__
 #include <fenv.h>
+#else
+#include <ieeefp.h>
+#endif
 
 #include <sys/signal.h>
 
+/* We can't use a global subtest variable reliably, because threads might
+   change the value when we reenter a thread (i.e., report wrong subtest
+   number). */
+#define err(st, en) do { subtest = st; e(en); } while(0)
+
 void do_calcs(void);
 void do_child(void);
 void do_parent(void);
-void err(int subtest, int error_no);
 void func1(int a, int b, int c, int d, int e, int f, int g, int h, int
 	i, int j, int k, int l, int m, int n, int o, int p, int q, int r, int s,
 	int t, int u, int v, int w, int x, int y, int z, int aa, int bb);
@@ -313,12 +321,3 @@ int main(void)
   return(-1);
 }
 
-/* We can't use a global subtest variable reliably, because threads might
-   change the value when we reenter a thread (i.e., report wrong subtest
-   number). */
-void err(int sub, int error_no)
-{
-  subtest = sub;
-  e(error_no);
-}
-

test/tvnd.c

@@ -5,6 +5,7 @@
 #include <unistd.h>
 #include <fcntl.h>
 #include <errno.h>
+#include <string.h>
 
 /*
  * For now, just test the most dreaded case: the driver being told to use the