[JDEV] core dump with 1.0.1 on redhat 6.2.. debug dump

[Cheng-Wei Cheng]

when running gdb against the jserver
I got

Program received signal SIGUSR1, User defined signal 1.
0x400afdeb in __sigsuspend (set=0xbffff79c) at
../sysdeps/unix/sysv/linux/sigsuspend.c:48
48      ../sysdeps/unix/sysv/linux/sigsuspend.c: No such file or directory.