This patch solves easily an error in the ioctl code for the PPC
because it uses the "errno" variable without including "errno.h".

diff -urP uClibc-0.9.28/libc/sysdeps/linux/powerpc/ioctl.c uClibc-0.9.28-ioctl-errno/libc/sysdeps/linux/powerpc/ioctl.c
--- uClibc-0.9.28/libc/sysdeps/linux/powerpc/ioctl.c	2005-08-18 00:49:42.000000000 +0200
+++ uClibc-0.9.28-ioctl-errno/libc/sysdeps/linux/powerpc/ioctl.c	2005-08-23 10:46:34.000000000 +0200
@@ -21,6 +21,7 @@
 #include <unistd.h>
 #include <sys/ioctl.h>
 #include <sys/syscall.h>
+#include <errno.h>
 
 /* The user-visible size of struct termios has changed.  Catch ioctl calls
    using the new-style struct termios, and translate them to old-style.  */