add unistd.h for getpid()
add unistd.h for getpid()

svn path=/trunk/KDE/kdepim/; revision=810403

lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi,lefou/kdepim-noakonadi