I am now able to answer my own question. The new form of
AM_INIT_AUTOMAKE adds this unwanted stuff if one does not pass
no-define as another option:
"By default this macro AC_DEFINE’s PACKAGE and VERSION. This can be
avoided by passing the no-define option (see List of Automake
options)"
I
I am *still* working to update GraphicsMagick to support the 5-part
AC_INIT plus new-style AM_INIT_AUTOMAKE. I am using Autoconf 2.69 and
Automake 1.16.3.
Something which is very much unwanted is now the generated config.h
has added these
/* Name of package */
#define PACKAGE "GraphicsMagic