Returns the absolute value of an integer as an __int64. llabs is
    a synonym for qabs.

    This function is supported on OpenVMS Integrity servers and
    Alpha only.

    Format

      #include  <stdlib.h>

      __int64 qabs  (__int64  j);

      __int64 llabs  (__int64  j);

  Additional Information (explode) :

• Argument