sh-3.2$ ./configure
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
/bin/sh: /cygdrive/c/Documents: No such file or directory
configure: WARNING: `missing' script is too old or missing
checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether to enable maintainer-specific portions of Makefiles... yes
configure: error: cannot run /bin/sh ./config.sub