checking for xcrun... no checking for GNU Make... make checking build system type... x86_64-pc-linux-gnu checking host system type... x86_64-pc-linux-gnu checking for gcc... gcc 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 the compiler supports GNU C... yes checking whether gcc accepts -g... yes checking for gcc option to enable C11 features... none needed checking whether the compiler is clang... no checking for compiler option needed when checking for declarations... none checking whether gcc and cc understand -c and -o together... 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 wchar.h... yes checking for minix/config.h... no checking for linux/fs.h... yes checking for malloc.h... yes checking for sys/systeminfo.h... no checking for sys/sysinfo.h... yes checking for coff.h... no checking for pty.h... yes checking for sys/resource.h... yes checking for sys/utsname.h... yes checking for pwd.h... yes checking for util.h... no checking for sanitizer/lsan_interface.h... yes checking for sanitizer/asan_interface.h... yes checking for sanitizer/common_interface_defs.h... yes checking for sys/socket.h... yes checking for sys/param.h... yes checking for pthread.h... yes checking for malloc/malloc.h... no checking for sys/un.h... yes checking for vfork.h... no checking for utmp.h... yes checking for utmpx.h... yes checking for OS.h... no checking for dirent.h... yes checking for execinfo.h... yes checking for linux/xattr.h... yes checking for stdio_ext.h... yes checking for sys/vfs.h... yes checking for sys/fs_types.h... no checking for getopt.h... yes checking for sys/cdefs.h... yes checking for sys/time.h... yes checking for ieee754.h... yes checking for limits.h... yes checking for sys/select.h... yes checking for stdbool.h... yes checking for stdckdint.h... no checking for sys/random.h... yes checking whether it is safe to define __EXTENSIONS__... yes checking whether _XOPEN_SOURCE should be defined... no checking how to run the C preprocessor... gcc -E checking for grep that handles long lines and -e... /usr/bin/grep checking for egrep... /usr/bin/grep -E checking for Minix Amsterdam compiler... no checking for ar... ar checking for ranlib... ranlib checking for gcc option to enable large file support... none needed checking for gcc option for timestamps after 2038... none needed checking for g++... g++ checking whether the compiler supports GNU C++... yes checking whether g++ accepts -g... yes checking for g++ option to enable C++11 features... none needed checking whether gcc accepts -g3 -O2... yes checking whether the compiler is clang... no checking whether C compiler handles -Werror -Wunknown-warning-option... no checking whether -Wno-missing-field-initializers is needed... no checking whether -Wuninitialized is supported... yes checking whether C compiler handles -fstrict-flex-arrays... no checking whether C compiler handles -Wall... yes checking whether C compiler handles -Warith-conversion... yes checking whether C compiler handles -Wdate-time... yes checking whether C compiler handles -Wdisabled-optimization... yes checking whether C compiler handles -Wdouble-promotion... yes checking whether C compiler handles -Wduplicated-cond... yes checking whether C compiler handles -Wextra... yes checking whether C compiler handles -Wformat-signedness... yes checking whether C compiler handles -Winit-self... yes checking whether C compiler handles -Winvalid-pch... yes checking whether C compiler handles -Wlogical-op... yes checking whether C compiler handles -Wmissing-declarations... yes checking whether C compiler handles -Wmissing-include-dirs... yes checking whether C compiler handles -Wmissing-prototypes... yes checking whether C compiler handles -Wnested-externs... yes checking whether C compiler handles -Wnull-dereference... yes checking whether C compiler handles -Wold-style-definition... yes checking whether C compiler handles -Wopenmp-simd... yes checking whether C compiler handles -Wpacked... yes checking whether C compiler handles -Wpointer-arith... yes checking whether C compiler handles -Wstrict-flex-arrays... no checking whether C compiler handles -Wstrict-prototypes... yes checking whether C compiler handles -Wsuggest-attribute=format... yes checking whether C compiler handles -Wsuggest-attribute=noreturn... yes checking whether C compiler handles -Wsuggest-final-methods... yes checking whether C compiler handles -Wsuggest-final-types... yes checking whether C compiler handles -Wtrampolines... yes checking whether C compiler handles -Wuninitialized... yes checking whether C compiler handles -Wunknown-pragmas... yes checking whether C compiler handles -Wunused-macros... yes checking whether C compiler handles -Wvariadic-macros... yes checking whether C compiler handles -Wvector-operation-performance... yes checking whether C compiler handles -Wwrite-strings... yes checking whether C compiler handles -Warray-bounds=2... yes checking whether C compiler handles -Wattribute-alias=2... yes checking whether C compiler handles -Wformat=2... yes checking whether C compiler handles -Wformat-truncation=2... yes checking whether C compiler handles -Wimplicit-fallthrough=5... yes checking whether C compiler handles -Wshift-overflow=2... yes checking whether C compiler handles -Wuse-after-free=3... yes checking whether C compiler handles -Wvla-larger-than=4031... yes checking whether C compiler handles -Wredundant-decls... yes checking whether C compiler handles -Wno-missing-field-initializers... yes checking whether C compiler handles -Wno-override-init... yes checking whether C compiler handles -Wno-sign-compare... yes checking whether C compiler handles -Wno-type-limits... yes checking whether C compiler handles -Wno-unused-parameter... yes checking whether C compiler handles -Wno-format-nonliteral... yes checking whether C compiler handles -Wno-bidi-chars... yes checking for a BSD-compatible install... /usr/bin/install -c checking command to symlink files in the same directory... ln -s checking for install-info... /usr/bin/install-info checking for gzip... /usr/bin/gzip checking for 'find' args to delete a file... -delete checking for brew... no checking for -znocombreloc... not needed checking whether addresses are sanitized... no checking for math library... -lm checking for struct passwd.pw_gecos... yes checking for pkg-config... no checking for machine/soundcard.h... no checking for sys/soundcard.h... yes checking for soundcard.h... no checking for mmsystem.h... no checking for _oss_ioctl in -lossaudio... no checking for alsa >= 1.0.0... no checking for ADDR_NO_RANDOMIZE... yes checking if Linux sysinfo may be used... yes checking for sys/wait.h that is POSIX.1 compatible... yes checking for net/if.h... yes checking for ifaddrs.h... yes checking for net/if_dl.h... no checking for struct ifreq.ifr_flags... yes checking for struct ifreq.ifr_hwaddr... yes checking for struct ifreq.ifr_netmask... yes checking for struct ifreq.ifr_broadaddr... yes checking for struct ifreq.ifr_addr... yes checking for struct ifreq.ifr_addr.sa_len... no checking whether gcc understands -MMD -MF... yes checking for gcc options needed to detect all undeclared functions... none needed checking for X... libraries , headers checking whether malloc is Doug Lea style... no checking for sbrk... yes checking for getpagesize... yes checking for __lsan_ignore_object... no checking for fork... yes checking for vfork... yes checking for fchmod... yes checking for utmpname... yes checking for utmpxname... yes checking for canonicalize_file_name... yes checking for realpath... yes checking for lstat... yes checking for fchmodat... yes checking for lchmod... yes checking for fcntl... yes checking for fdopendir... yes checking for listxattr... yes checking for fstatat... yes checking for fsync... yes checking for gettimeofday... yes checking for memset_explicit... no checking for memset_s... no checking for pselect... yes checking for pthread_sigmask... yes checking for readlink... yes checking for isblank... yes checking for iswctype... yes checking for strtoimax... yes checking for symlink... yes checking for localtime_r... yes checking for getdtablesize... yes checking for working mmap... yes checking for main in -lXbsd... no checking for pthread library... none needed checking for thread support... yes checking for librsvg-2.0 >= 2.14.0... no checking for libwebpdemux >= 0.6.0... no checking for WebPGetInfo... no checking for libwebpdemux >= 0.6.0 libwebpdecoder >= 0.6.0... no checking for sqlite3_open_v2 in -lsqlite3... yes checking for sqlite3_load_extension in -lsqlite3... yes checking for getaddrinfo_a in -lanl... yes checking for gtk+-3.0 >= 3.22.23 glib-2.0 >= 2.37.5... no configure: error: