Submitted by: Chuck Murcko

Corrected 1st parameter to siglongjmp() and sigsetjmp() calls to be declared
as sigjmp_buf; was incorrectly declared jmp_buf.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@76554 13f79535-47bb-0310-9956-ffa450edef68