vagrant@vagrant:~/libhttpserver/build$ CPPFLAGS=-I/home/vagrant/libmicrohttpd/libmicrohttpd-0.9.77/build/libmicrohttpd/include LDFLAGS=-L/home/vagrant/libmicrohttpd/libmicrohttpd-0.9.77/build/libmicrohttpd/lib   ../configure --disable-doxygen-man --disable-doxygen-dot --disable-doxygen-doc --enable-debug CFLAGS="-g -O0" --prefix=/home/vagrant/libmicrohttpd/libmicrohttpd-0.9.77/build/libmicrohttpd

checking for arpa/inet.h... yes
checking signal.h usability... yes
checking signal.h presence... yes
checking for signal.h... yes
checking gnutls/gnutls.h usability... yes
checking gnutls/gnutls.h presence... yes
checking for gnutls/gnutls.h... yes
checking microhttpd.h usability... yes
checking microhttpd.h presence... yes
checking for microhttpd.h... yes
checking for MHD_get_fdset2 in -lmicrohttpd... yes
checking for libmicrohttpd >= 0.9.64... checking whether to build with TCP_FASTOPEN support... yes
checking whether to link statically... yes
checking for size_t... yes
checking for uint16_t... yes
checking for uint32_t... yes
checking for uint64_t... yes
checking whether to build with debug information... yes
checking whether to build with coverage information... no
checking that generated files are newer than configure... done
configure: creating ./config.status
config.status: creating test/test_content
config.status: creating test/test_content_2
config.status: creating test/test_content_empty
config.status: creating test/test_content_large
config.status: creating test/cert.pem
config.status: creating test/key.pem
config.status: creating test/test_root_ca.pem
config.status: creating test/libhttpserver.supp
config.status: creating examples/cert.pem
config.status: creating examples/key.pem
config.status: creating examples/test_content
config.status: creating libhttpserver.pc
config.status: creating Makefile
config.status: creating doc/Makefile
config.status: error: cannot find input file: `src/Makefile.in'