Is this a known problem?
SYMLINK arch/um/include/kern_constants.h
SYMLINK arch/um/include/sysdep
make[2]: `arch/um/sys-i386/user-offsets.s' is up to date.
CHK arch/um/include/user_constants.h
Using /usr/projects/linux/ext4 as source for kernel
GEN /usr/projects/linux/uml/Makefile
CHK include/linux/version.h
CHK include/linux/utsrelease.h
CALL /usr/projects/linux/ext4/scripts/checksyscalls.sh
CHK include/linux/compile.h
CC arch/um/kernel/ptrace.o
/usr/projects/linux/ext4/arch/um/kernel/ptrace.c:230: error: static declaration of ‘send_sigtrap’ follows non-static declaration
include2/asm/ptrace-generic.h:51: error: previous declaration of ‘send_sigtrap’ was here
make[2]: *** [arch/um/kernel/ptrace.o] Error 1
make[1]: *** [arch/um/kernel] Error 2
make: *** [sub-make] Error 2
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