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AC_INIT(Autoconf Documentation, 2.59, bug-autoconf@gnu.org) AC_DEFINE([HELLO_WORLD], ["Hello, World\n"]) AC_PREPROC_IFELSE( [AC_LANG_PROGRAM([[const char hw[] = "Hello, World\n";]], [[fputs (hw, stdout);]])], [AC_MSG_RESULT([OK])], [AC_MSG_FAILURE([unexpected preprocessor failure])])
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checking for gcc... gcc checking for C compiler default output... a.out checking whether the C compiler works... yes checking whether we are cross compiling... no checking for suffix of executables... checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether gcc accepts -g... yes checking for gcc option to accept ANSI C... none needed checking how to run the C preprocessor... gcc -E OK
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