Fix building ltrace on PowerPC.

On 20090115.0012+0100, "Andy Johnson" <ajohnson@aecno.com> wrote:
ltrace wouldn't build on PowerPC because in the
sysdeps/linux-gnu directory in the ltrace source tree
the powerpc directory is called ppc. I added some code
in 400-ltrace.sh to create a symlink for it so it will
build now.

Patch slightly modified by me before applying.

/trunk/scripts/build/debug/400-ltrace.sh | 5 5 0 0 +++++
1 file changed, 5 insertions(+)

Backport patch for glibc-2.6.1 to glibc-2.6:
- fixes glibc-2.6.1 build on OpenSOLARIS.

Add latest Linux kernel versions.

/trunk/config/kernel/linux.in | 10 10 0 0 ++++++++++
1 file changed, 10 insertions(+)

Small semantic fix in ct.ng(.in): use make builtin variable to know the make-script name.

/trunk/ct-ng.in | 10 6 4 0 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)

Rename scripts/crosstool.sh to scripts/crosstool-NG.sh.
After all, this is not crosstool, but really crosstool-NG!

/trunk/steps.mk | 2 1 1 0 +-
/trunk/ct-ng.in | 2 1 1 0 +-
2 files changed, 2 insertions(+), 2 deletions(-)

Fix Makefile.in to use the correct variables.

/trunk/Makefile.in | 16 8 8 0 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)

Use ./configure-discovered paths in Makefile.

/trunk/Makefile.in | 55 31 24 0 +++++++++++++++++++++++++++++++------------------------
/trunk/ct-ng.in | 2 1 1 0 +-
2 files changed, 32 insertions(+), 25 deletions(-)

./configure: enable user to specify path to some tools

/trunk/configure | 203 107 96 0 +++++++++++++++++++++++++++++++++-----------------------------
1 file changed, 107 insertions(+), 96 deletions(-)

Add headers from linux-2.6.27.11.

/trunk/config/kernel/linux.in | 5 5 0 0 +++++
1 file changed, 5 insertions(+)

Fix removing existing directories by chmod'ing them to be user-writeable.

/trunk/scripts/crosstool.sh | 21 10 11 0 ++++++++++-----------
/trunk/scripts/functions | 7 7 0 0 +++++++
2 files changed, 17 insertions(+), 11 deletions(-)