According to the sigblock man page, this system call is a BSD-ism
that is not part of the Solaris 2 system call set. In order to
use it, you must use /usr/ucb/cc which implicitly uses the
system libraries from /usr/ucblib.
In your shoes I would use sigaction() and sigsetmask().
To email: remove "notforspam" from my return address
> I am using sigblock system call in my program. What flag should I give
> while compiling because, it says, sigblock as Undefined Reference while
> Umesh Kumar V. Rajasekaran
> Department of Electrical and Computer Science and Computer Engineering
> University of Cincinnati