10 files changed, 24 insertions, 22 deletions
diff --git a/sysdeps/i386/__longjmp.S b/sysdeps/i386/__longjmp.S
index f6331d496d..0ec5d26a38 100644
--- a/sysdeps/i386/__longjmp.S
+++ b/sysdeps/i386/__longjmp.S
@@ -19,7 +19,7 @@
 
 #include <sysdep.h>
 #define _ASM
-#include <jmp_buf.h>
+#include <bits/setjmp.h>
 
 ENTRY (__longjmp)
 	movl 4(%esp), %ecx	/* User's jmp_buf in %ecx.  */
diff --git a/sysdeps/i386/bytesex.h b/sysdeps/i386/bits/endian.h
index a5d6c5ea92..a5d6c5ea92 100644
--- a/sysdeps/i386/bytesex.h
+++ b/sysdeps/i386/bits/endian.h
diff --git a/sysdeps/i386/huge_val.h b/sysdeps/i386/bits/huge_val.h
index fa071452fb..65a06d8f3c 100644
--- a/sysdeps/i386/huge_val.h
+++ b/sysdeps/i386/bits/huge_val.h
@@ -18,8 +18,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#ifndef	   _HUGE_VAL_H
-#define	   _HUGE_VAL_H	1
+#ifndef _MATH_H
+#error "Never use <bits/huge_val.h> directly; include <math.h> instead."
+#endif
+
 
 #include <features.h>
 #include <sys/cdefs.h>
@@ -66,5 +68,3 @@ static __huge_vall_t __huge_vall = { __HUGE_VALL_bytes };
 #endif	/* GCC.  */
 
 #endif	/* __USE_ISOC9X.  */
-
-#endif	   /* huge_val.h */
diff --git a/sysdeps/i386/selectbits.h b/sysdeps/i386/bits/select.h
index 973ecad58e..3912515a7f 100644
--- a/sysdeps/i386/selectbits.h
+++ b/sysdeps/i386/bits/select.h
@@ -16,8 +16,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#ifndef _SELECTBITS_H
-#define _SELECTBITS_H	1
+#ifndef _SYS_SELECT_H
+#error "Never use <bits/select.h> directly; include <sys/select.h> instead."
+#endif
+
 
 #if defined __GNUC__ && __GNUC__ >= 2
 
@@ -53,5 +55,3 @@
 #define __FD_ISSET(d, set)	((set)->fds_bits[__FDELT(d)] & __FDMASK(d))
 
 #endif	/* GNU CC */
-
-#endif /* selectbits.h */
diff --git a/sysdeps/i386/jmp_buf.h b/sysdeps/i386/bits/setjmp.h
index 0c03073b36..0c03073b36 100644
--- a/sysdeps/i386/jmp_buf.h
+++ b/sysdeps/i386/bits/setjmp.h
diff --git a/sysdeps/i386/dl-machine.h b/sysdeps/i386/dl-machine.h
index 6efa32bcd1..64d36ca1a9 100644
--- a/sysdeps/i386/dl-machine.h
+++ b/sysdeps/i386/dl-machine.h
@@ -263,6 +263,10 @@ elf_machine_rel (struct link_map *map, const Elf32_Rel *reloc,
       switch (ELF32_R_TYPE (reloc->r_info))
 	{
 	case R_386_COPY:
+	  if (sym == NULL)
+	    /* This can happen in trace mode if an object could not be
+	       found.  */
+	    break;
 	  if (sym->st_size > refsym->st_size
 	      || (_dl_verbose && sym->st_size < refsym->st_size))
 	    {
diff --git a/sysdeps/i386/fpu/fenvbits.h b/sysdeps/i386/fpu/bits/fenv.h
index bea89a15b1..63f3e52958 100644
--- a/sysdeps/i386/fpu/fenvbits.h
+++ b/sysdeps/i386/fpu/bits/fenv.h
@@ -16,10 +16,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-/* This file should never be included directly.  */
+#ifndef _FENV_H
+#error "Never use <bits/fenv.h> directly; include <fenv.h> instead."
+#endif
 
-#ifndef _FENVBITS_H
-#define _FENVBITS_H	1
 
 /* Define bits representing the exception.  We use the bit positions
    of the appropriate bits in the FPU control word.  */
@@ -87,5 +87,3 @@ fenv_t;
 /* Floating-point environment where none of the exception is masked.  */
 # define FE_NOMASK_ENV	((fenv_t *) -2)
 #endif
-
-#endif /* fenvbits.h */
diff --git a/sysdeps/i386/fpu/mathbits.h b/sysdeps/i386/fpu/bits/mathdef.h
index f4a22c0757..2387a39510 100644
--- a/sysdeps/i386/fpu/mathbits.h
+++ b/sysdeps/i386/fpu/bits/mathdef.h
@@ -16,8 +16,10 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#ifndef _MATHBITS_H
-#define _MATHBITS_H	1
+#ifndef _MATH_H
+# error "Never use <bits/mathdef.h> directly; include <math.h> instead"
+#endif
+
 
 /* The ix87 FPUs evaluate all values in the 80 bit floating-point format
    which is also available for the user as `long double'.  Therefore
@@ -37,5 +39,3 @@ typedef long double double_t;	/* `double' expressions are evaluated as
 /* The values returned by `ilogb' for 0 and NaN respectively.  */
 #define FP_ILOGB0	0x80000000
 #define FP_ILOGBNAN	0x80000000
-
-#endif /* mathbits.h */
diff --git a/sysdeps/i386/fpu/__math.h b/sysdeps/i386/fpu/bits/mathinline.h
index 9e1c23cec0..d5c480a51a 100644
--- a/sysdeps/i386/fpu/__math.h
+++ b/sysdeps/i386/fpu/bits/mathinline.h
@@ -18,8 +18,8 @@
    write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
    Boston, MA 02111-1307, USA.  */
 
-#ifndef __MATH_H
-#define __MATH_H	1
+#ifndef _BITS_MATHINLINE_H
+#define _BITS_MATHINLINE_H	1
 
 #if defined __GNUG__ && \
     (__GNUC__ < 2 || (__GNUC__ == 2 && __GNUC_MINOR__ <= 7))
@@ -605,4 +605,4 @@ pow2 (double __x)
 #endif /* __NO_MATH_INLINES  */
 #endif /* __GNUC__  */
 
-#endif /* __MATH_H  */
+#endif /* _BITS_MATHINLINE_H  */
diff --git a/sysdeps/i386/setjmp.S b/sysdeps/i386/setjmp.S
index 203c2d16d0..1ba3fc5a75 100644
--- a/sysdeps/i386/setjmp.S
+++ b/sysdeps/i386/setjmp.S
@@ -19,7 +19,7 @@
 
 #include <sysdep.h>
 #define _ASM
-#include <jmp_buf.h>
+#include <bits/setjmp.h>
 
 	/* Binary compatibility entry point.  */
 ENTRY (__setjmp)