configure: loading site script /etc/config.site checking for x86_64-w64-mingw32-gcc... x86_64-w64-mingw32-gcc checking whether the C compiler works... yes checking for C compiler default output file name... a.exe checking for suffix of executables... .exe checking whether we are cross compiling... no checking for suffix of object files... o checking whether the compiler supports GNU C... yes checking whether x86_64-w64-mingw32-gcc accepts -g... yes checking for x86_64-w64-mingw32-gcc option to enable C11 features... none needed checking whether x86_64-w64-mingw32-gcc understands -c and -o together... yes checking for x86_64-w64-mingw32-ranlib... no checking for ranlib... ranlib checking for x86_64-w64-mingw32-ar... no checking for x86_64-w64-mingw32-lib... no checking for x86_64-w64-mingw32-link... no checking for ar... ar checking the archiver (ar) interface... ar checking for a BSD-compatible install... /usr/bin/install -c checking whether build environment is sane... yes checking for a race-free mkdir -p... /usr/bin/mkdir -p checking for gawk... gawk checking whether make sets $(MAKE)... yes checking whether make supports the include directive... yes (GNU style) checking whether make supports nested variables... yes checking dependency style of x86_64-w64-mingw32-gcc... gcc3 checking whether make sets $(MAKE)... (cached) yes checking for SHA256_Init in -lcrypto... yes checking for Windows... yes checking for stdio.h... yes checking for stdlib.h... yes checking for string.h... yes checking for inttypes.h... yes checking for stdint.h... yes checking for strings.h... yes checking for sys/stat.h... yes checking for sys/types.h... yes checking for unistd.h... yes checking for arpa/inet.h... no checking for fcntl.h... yes checking for limits.h... yes checking for netinet/in.h... no checking for stdlib.h... (cached) yes checking for string.h... (cached) yes checking for sys/ioctl.h... no checking for sys/socket.h... no checking for unistd.h... (cached) yes checking for size_t... yes checking for ssize_t... yes checking for uint16_t... yes checking for uint32_t... yes checking for uint64_t... yes checking for uint8_t... yes checking for inline... inline checking build system type... x86_64-w64-mingw32 checking host system type... x86_64-w64-mingw32 checking for GNU libc compatible malloc... yes checking for gettimeofday... yes checking for memset... yes checking for socket... no checking for strchr... yes checking for strdup... yes checking for strerror... yes checking for strstr... yes checking for TUN/TAP support... no checking that generated files are newer than configure... done configure: creating ./config.status config.status: creating Makefile config.status: creating src/Makefile config.status: creating tests/Makefile config.status: creating lib/Makefile config.status: creating config.h config.status: executing depfiles commands Configuration summary: ---------------------- Prefix: /usr/local Compiler: x86_64-w64-mingw32-gcc CFLAGS: -g -O2 Features: TUN/TAP: