both ..._stdcxxx.m4 files are in the m4 subfolder ... is that not enough ? On Mon, Jan 20, 2020 at 3:02 PM Bob Friesenhahn < bfriesen@xxxxxxxxxxxxxxxxxxx> wrote: > On Mon, 20 Jan 2020, Vincent Blondel wrote: > > > BUT when doing the configure script .... I get the same error ... > > > > $ ./configure > > ./configure: line 2428: syntax error near unexpected token > > `AX_CXX_COMPILE_STDCXX' > > ./configure: line 2428: `AX_REQUIRE_DEFINED(AX_CXX_COMPILE_STDCXX)' > > It appears that this macro comes from the Autoconf archive rather than > from Autoconf itself. The failure indicates that the macro definition > was not provided and so no substitution occured. You likely need to > provide the .m4 file containing this macro definition as part of the > package since it might not be available installed on the system. > > Google appears to be a wealth of information on this topic. > > Bob > -- > Bob Friesenhahn > bfriesen@xxxxxxxxxxxxxxxxxxx, http://www.simplesystems.org/users/bfriesen/ > GraphicsMagick Maintainer, http://www.GraphicsMagick.org/ > Public Key, http://www.simplesystems.org/users/bfriesen/public-key.txt >