* Package:    sys-fs/fuse-3.9.0
 * Repository: gentoo
 * Maintainer: bman@gentoo.org base-system@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
 * abi_x86_64.amd64: running multilib-minimal_abi_src_configure
meson --buildtype plain --libdir lib64 --localstatedir /var/lib --prefix /usr --sysconfdir /etc --wrap-mode nodownload -Duseroot=false /var/tmp/portage/sys-fs/fuse-3.9.0/work/fuse-3.9.0 /var/tmp/portage/sys-fs/fuse-3.9.0/work/fuse-3.9.0-abi_x86_64.amd64
The Meson build system
Version: 0.52.1
Source dir: /var/tmp/portage/sys-fs/fuse-3.9.0/work/fuse-3.9.0
Build dir: /var/tmp/portage/sys-fs/fuse-3.9.0/work/fuse-3.9.0-abi_x86_64.amd64
Build type: native build
Project name: libfuse3
Project version: 3.9.0
Appending CFLAGS from environment: '-march=x86-64 -mtune=generic -O2 -pipe'
Appending LDFLAGS from environment: ['-Wl,-O1', '-Wl,--as-needed']
Appending CXXFLAGS from environment: '-march=x86-64 -mtune=generic -O2 -pipe'
Appending LDFLAGS from environment: ['-Wl,-O1', '-Wl,--as-needed']
Appending CFLAGS from environment: '-march=x86-64 -mtune=generic -O2 -pipe'
Appending LDFLAGS from environment: ['-Wl,-O1', '-Wl,--as-needed']
C compiler for the host machine: x86_64-pc-linux-gnu-gcc (gcc 9.2.0 "x86_64-pc-linux-gnu-gcc (Gentoo Hardened 9.2.0-r3 p4) 9.2.0")
C linker for the host machine: GNU ld.bfd 2.33.1
Appending CXXFLAGS from environment: '-march=x86-64 -mtune=generic -O2 -pipe'
Appending LDFLAGS from environment: ['-Wl,-O1', '-Wl,--as-needed']
C++ compiler for the host machine: x86_64-pc-linux-gnu-g++ (gcc 9.2.0 "x86_64-pc-linux-gnu-g++ (Gentoo Hardened 9.2.0-r3 p4) 9.2.0")
C++ linker for the host machine: GNU ld.bfd 2.33.1
Host machine cpu family: x86_64
Host machine cpu: x86_64
Checking for function "fork" : YES 
Checking for function "fstatat" : YES 
Checking for function "openat" : YES 
Checking for function "readlinkat" : YES 
Checking for function "pipe2" : YES 
Checking for function "splice" : YES 
Checking for function "vmsplice" : YES 
Checking for function "posix_fallocate" : YES 
Checking for function "fdatasync" : YES 
Checking for function "utimensat" : YES 
Checking for function "copy_file_range" : YES 
Checking for function "fallocate" : YES 
Checking for function "setxattr" : YES 
Checking for function "iconv" : YES 
Checking whether type "struct stat" has member "st_atim" : YES 
Checking whether type "struct stat" has member "st_atimespec" : NO 
Configuring config.h using configuration
WARNING: Consider using the builtin warning_level option instead of adding warning flags by hand.
WARNING: Consider using the builtin warning_level option instead of adding warning flags by hand.
WARNING: Consider using the builtin warning_level option instead of adding warning flags by hand.
WARNING: Consider using the builtin warning_level option instead of adding warning flags by hand.
WARNING: Consider using the builtin option for language standard version rather than adding flags by hand.
Message: Compiler warns about unused result even when casting to void
Run-time dependency threads found: YES 
Library iconv found: NO
Library dl found: YES
Library rt found: YES
Found pkg-config: /usr/bin/x86_64-pc-linux-gnu-pkg-config (1.6.3)
Found CMake: /usr/bin/cmake (3.16.2)
Run-time dependency udev found: NO (tried pkgconfig and cmake)

util/meson.build:19:2: ERROR: Dependency "udev" not found, tried pkgconfig and cmake

A full log can be found at /var/tmp/portage/sys-fs/fuse-3.9.0/work/fuse-3.9.0-abi_x86_64.amd64/meson-logs/meson-log.txt
 * ERROR: sys-fs/fuse-3.9.0::gentoo failed (configure phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line  125:  Called src_configure
 *   environment, line 3150:  Called multilib-minimal_src_configure
 *   environment, line 1722:  Called multilib_foreach_abi 'multilib-minimal_abi_src_configure'
 *   environment, line 1949:  Called multibuild_foreach_variant '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 1652:  Called _multibuild_run '_multilib_multibuild_wrapper' 'multilib-minimal_abi_src_configure'
 *   environment, line 1650:  Called _multilib_multibuild_wrapper 'multilib-minimal_abi_src_configure'
 *   environment, line  515:  Called multilib-minimal_abi_src_configure
 *   environment, line 1716:  Called multilib_src_configure
 *   environment, line 2174:  Called meson_src_configure
 *   environment, line 1584:  Called die
 * The specific snippet of code:
 *       tc-env_build "$@" || die
 * 
 * If you need support, post the output of `emerge --info '=sys-fs/fuse-3.9.0::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=sys-fs/fuse-3.9.0::gentoo'`.
 * The complete build log is located at '/var/log/portage/nyx/sys-fs:fuse-3.9.0:20200101-183103.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/sys-fs/fuse-3.9.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/sys-fs/fuse-3.9.0/temp/environment'.
 * Working directory: '/var/tmp/portage/sys-fs/fuse-3.9.0/work/fuse-3.9.0-abi_x86_64.amd64'
 * S: '/var/tmp/portage/sys-fs/fuse-3.9.0/work/fuse-3.9.0'