Make it possible to compile CAPI engine under mingw64.

# handling, one can't seriously consider its binaries for using with

# non-mingw64 run-time environment. And as mingw64 is always consistent

# with itself, Applink is never engaged and can as well be omitted.

"mingw64", "gcc:-mno-cygwin -DL_ENDIAN -O3 -Wall -DWIN32_LEAN_AND_MEAN -DUNICODE -D_UNICODE:::MINGW64:-lws2_32 -lgdi32:SIXTY_FOUR_BIT RC4_CHUNK_LL DES_INT EXPORT_VAR_AS_FN:${x86_64_asm}:mingw64:win32:cygwin-shared:-D_WINDLL:-mno-cygwin:.dll.a",

"mingw64", "gcc:-mno-cygwin -DL_ENDIAN -O3 -Wall -DWIN32_LEAN_AND_MEAN -DUNICODE -D_UNICODE:::MINGW64:-lws2_32 -lgdi32 -lcrypt32:SIXTY_FOUR_BIT RC4_CHUNK_LL DES_INT EXPORT_VAR_AS_FN:${x86_64_asm}:mingw64:win32:cygwin-shared:-D_WINDLL:-mno-cygwin:.dll.a",

# UWIN 

"UWIN", "cc:-DTERMIOS -DL_ENDIAN -O -Wall:::UWIN::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${no_asm}:win32",

$unistd       = 

$thread_cflag = 

$sys_id       = MINGW64

$lflags       = -lws2_32 -lgdi32

$lflags       = -lws2_32 -lgdi32 -lcrypt32

$bn_ops       = SIXTY_FOUR_BIT RC4_CHUNK_LL DES_INT EXPORT_VAR_AS_FN

$cpuid_obj    = x86_64cpuid.o

$bn_obj       = x86_64-gcc.o x86_64-mont.o