getopt library's name has been corrected.

Author: fukuchi

CMakeLists.txt

@@ -82,7 +82,7 @@ if(MSVC)
 
     if(WITH_TOOLS)
         find_path(GETOPT_INCLUDE_DIR getopt.h PATH_SUFFIXES include)
-        find_library(GETOPT_LIBRARIES wingetopt PATH_SUFFIXES lib)
+        find_library(GETOPT_LIBRARIES getopt PATH_SUFFIXES lib)
         include_directories(${GETOPT_INCLUDE_DIR})
     endif(WITH_TOOLS)
 endif(MSVC)