diff -r 23099a88a139 -r cbaf37cc20b7 scripts/build/libc/glibc-eglibc.sh-common
--- a/scripts/build/libc/glibc-eglibc.sh-common	Sun Mar 03 22:18:35 2013 +0100
+++ b/scripts/build/libc/glibc-eglibc.sh-common	Sun Mar 03 22:24:40 2013 +0100
@@ -402,9 +402,12 @@
             #  error: bits/syscall.h: No such file or directory
             # solved by following copy; see http://sourceware.org/ml/crossgcc/2005-05/msg00168.html
             # but it breaks arm, see http://sourceware.org/ml/crossgcc/2006-01/msg00091.html
+            # Of course, only copy it if it does not already exist
             case "${CT_ARCH}" in
                 arm)    ;;
-                *)  if [ -f "misc/bits/syscall.h" ]; then
+                *)  if [ -f "${CT_HEADERS_DIR}/bits/syscall.h" ]; then
+                        CT_DoLog ALL "Not over-writing existing bits/syscall.h"
+                    elif [ -f "misc/bits/syscall.h" ]; then
                         CT_DoExecLog ALL cp -v "misc/bits/syscall.h"            \
                                                "${CT_HEADERS_DIR}/bits/syscall.h"
                     else