我在 xp 下使用 gem install rails 安装时报错，如下： "D:/Program Files/Ruby187/bin/ruby.exe" extconf.rb creating Makefile

make Makefile:130: warning: overriding commands for target D:/Program' Makefile:124: warning: ignoring old commands for targetD:/Program' gcc -I. -I"/D/Program Files/Ruby187/lib/ruby/1.8/i386-mingw32" -I"/D/Program Files/Ruby187/lib/ruby/1.8/i386-mingw32" -I. -g -O3 -DFD_SETSIZE=256 -Wall -c parser.c gcc -shared -s -o parser.so parser.o -L. -LD:/Program Files/Ruby187/lib -L. -Wl,--enable-auto-image-base,--enable-auto-import,--export-all -lmsvcrt-ruby18 -lshell32 -lws2_32
gcc.exe: Files/Ruby187/lib: No such file or directory make: *** [parser.so] Error 1 不知道是何原因，望各位指点一下！谢谢！