Simplify kernel config file need.
Don't build a default config file when not needed.
3 ../sysdeps/unix/sysv/linux/pread.c: In function `__libc_pread':
4 ../sysdeps/unix/sysv/linux/pread.c:52: error: `__NR_pread' undeclared (first use in this function)
5 ../sysdeps/unix/sysv/linux/pread.c:52: error: (Each undeclared identifier is reported only once
6 ../sysdeps/unix/sysv/linux/pread.c:52: error: for each function it appears in.)
7 make[2]: *** [/home/dank/crosstool-0.28/build/arm-9tdmi-linux-gnu/gcc-3.4.1-glibc-2.2.5/build-glibc/posix/pread.o] Error 1
8 make[2]: Leaving directory `/home/dank/crosstool-0.28/build/arm-9tdmi-linux-gnu/gcc-3.4.1-glibc-2.2.5/glibc-2.2.5/posix'
9 make[1]: *** [posix/subdir_lib] Error 2
11 Copied from similar patch for alpha.
13 --- glibc-2.2.5-orig/sysdeps/unix/sysv/linux/arm/sysdep.h 2001-07-05 21:56:13.000000000 -0700
14 +++ glibc-2.2.5/sysdeps/unix/sysv/linux/arm/sysdep.h 2004-08-07 10:45:26.000000000 -0700
16 #define SWI_BASE (0x900000)
17 #define SYS_ify(syscall_name) (__NR_##syscall_name)
19 +/* This is a kludge to make syscalls.list find these under the names
20 + pread and pwrite, since some kernel headers define those names
21 + and some define the *64 names for the same system calls. */
22 +#if !defined __NR_pread && defined __NR_pread64
23 +# define __NR_pread __NR_pread64
25 +#if !defined __NR_pwrite && defined __NR_pwrite64
26 +# define __NR_pwrite __NR_pwrite64