checking where to find libltdl library... -lltdl checking for unistd.h... (cached) yes checking for dl.h... no checking for sys/dl.h... no checking for dld.h... no checking for mach-o/dyld.h... yes checking for dirent.h... yes checking for closedir... yes checking for opendir... yes checking for readdir... yes checking for strlcat... yes checking for strlcpy... yes checking for pkg-config... /opt/homebrew/Library/Homebrew/shims/mac/super/pkg-config checking pkg-config is at least version 0.9.0... yes checking for guile-3.0... yes checking for makeinfo... yes checking for an ANSI C-conforming const... yes checking for working volatile... yes checking for size_t... yes checking for GNU libc compatible malloc... yes checking for strerror... yes checking that generated files are newer than configure... done configure: creating ./config.status config.status: creating Makefile config.status: creating guile-dbi.pc config.status: creating doc/Makefile config.status: creating include/Makefile config.status: creating include/guile-dbi/Makefile config.status: creating src/Makefile config.status: creating src/dbi/Makefile config.status: creating src/test/Makefile config.status: creating src/test/check-guile-dbi config.status: creating config.h config.status: executing depfiles commands config.status: executing libtool commands === configuring in libltdl (/private/tmp/guile-dbi-20240306-62255-82b2jy/guile-dbi-guile-dbi-2.1.9/guile-dbi/libltdl) configure: running /bin/sh ./configure --disable-option-checking '--prefix=/opt/homebrew/Cellar/guile-dbi/2.1.9' '--with-guile-site-dir=/opt/homebrew/Cellar/guile-dbi/2.1.9/share/guile/site/3.0' 'CC=clang' 'CXX=clang++' 'PKG_CONFIG_PATH=/opt/homebrew/opt/bdw-gc/lib/pkgconfig:/opt/homebrew/opt/gmp/lib/pkgconfig:/opt/homebrew/opt/readline/lib/pkgconfig:/opt/homebrew/opt/guile/lib/pkgconfig' 'PKG_CONFIG_LIBDIR=/usr/lib/pkgconfig:/opt/homebrew/Library/Homebrew/os/mac/pkgconfig/14' --cache-file=/dev/null --srcdir=. checking for a BSD-compatible install... /usr/bin/install -c checking whether build environment is sane... yes checking for a thread-safe mkdir -p... ../install-sh -c -d checking for gawk... no checking for mawk... no checking for nawk... no checking for awk... awk checking whether make sets $(MAKE)... yes checking whether make supports nested variables... yes checking whether make supports nested variables... (cached) yes checking build system type... aarch64-apple-darwin23.0.0 checking host system type... aarch64-apple-darwin23.0.0 checking how to print strings... printf checking whether make supports the include directive... yes (GNU style) checking for gcc... clang checking whether the C compiler works... yes checking for C compiler default output file name... a.out checking for suffix of executables... checking whether we are cross compiling... no checking for suffix of object files... o checking whether we are using the GNU C compiler... yes checking whether clang accepts -g... yes checking for clang option to accept ISO C89... none needed checking whether clang understands -c and -o together... yes checking dependency style of clang... gcc3 checking for a sed that does not truncate output... /usr/bin/sed checking for grep that handles long lines and -e... /usr/bin/grep checking for egrep... /usr/bin/grep -E checking for fgrep... /usr/bin/grep -F checking for ld used by clang... /Library/Developer/CommandLineTools/usr/bin/ld checking if the linker (/Library/Developer/CommandLineTools/usr/bin/ld) is GNU ld... no checking for BSD- or MS-compatible name lister (nm)... /usr/bin/nm -B checking the name lister (/usr/bin/nm -B) interface... BSD nm checking whether ln -s works... yes checking the maximum length of command line arguments... 786432 checking how to convert aarch64-apple-darwin23.0.0 file names to aarch64-apple-darwin23.0.0 format... func_convert_file_noop checking how to convert aarch64-apple-darwin23.0.0 file names to toolchain format... func_convert_file_noop checking for /Library/Developer/CommandLi