Temporarily enhancing PATH for MSYS/MINGW...
Building native extensions. This could take a while...
ERROR: Error installing narou:
ERROR: Failed to build gem native extension.
current directory: C:/Ruby27-x64/lib/ruby/gems/2.7.0/gems/psych-4.0.1/ext/psych
C:/Ruby27-x64/bin/ruby.exe -I C:/Ruby27-x64/lib/ruby/2.7.0 -r ./siteconf20210815-8176-18wllhj.rb extconf.rb
checking for yaml.h... no
checking for _WIN32... no
checking for dlfcn.h... no
checking for inttypes.h... yes
checking for memory.h... yes
checking for stdint.h... yes
checking for stdlib.h... yes
checking for strings.h... yes
checking for string.h... yes
checking for sys/stat.h... yes
checking for sys/types.h... yes
checking for unistd.h... yes
checking for yaml.h... yes
checking for config.h... yes
creating Makefile
current directory: C:/Ruby27-x64/lib/ruby/gems/2.7.0/gems/psych-4.0.1/ext/psych
make "DESTDIR=" clean
current directory: C:/Ruby27-x64/lib/ruby/gems/2.7.0/gems/psych-4.0.1/ext/psych
make "DESTDIR="
generating psych-x64-mingw32.def
compiling ./yaml/api.c
Cannot create temporary file in C:\Users\???V???Y\AppData\Local\Temp\: Invalid argument
make: *** [Makefile:247: api.o] エラー 3
make failed, exit code 2
Gem files will remain installed in C:/Ruby27-x64/lib/ruby/gems/2.7.0/gems/psych-4.0.1 for inspection.
Results logged to C:/Ruby27-x64/lib/ruby/gems/2.7.0/extensions/x64-mingw32/2.7.0/psych-4.0.1/gem_make.out