Harmonize cygwin/mingw and VC targets.

Configure

@@ -484,15 +484,15 @@ my %table=(
 "BC-16","bcc:::(unknown):WIN16::BN_LLONG DES_PTR RC4_INDEX SIXTEEN_BIT:::",
 
 # MinGW
-"mingw", "gcc:-mno-cygwin -DL_ENDIAN -fomit-frame-pointer -O3 -march=i486 -Wall:::MINGW32:-lwsock32 -lgdi32:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_coff_asm}:win32:cygwin-shared:-D_DLL:-mno-cygwin -shared:.dll",
+"mingw", "gcc:-mno-cygwin -DL_ENDIAN -fomit-frame-pointer -O3 -march=i486 -Wall:::MINGW32:-lwsock32 -lgdi32:BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_coff_asm}:win32:cygwin-shared:-D_WINDLL:-mno-cygwin -shared:.dll",
 
 # UWIN 
 "UWIN", "cc:-DTERMIOS -DL_ENDIAN -O -Wall:::UWIN::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${no_asm}:win32",
 
 # Cygwin
 "Cygwin-pre1.3", "gcc:-DTERMIOS -DL_ENDIAN -fomit-frame-pointer -O3 -m486 -Wall::(unknown):CYGWIN32::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${no_asm}:win32",
-"Cygwin", "gcc:-DTERMIOS -DL_ENDIAN -fomit-frame-pointer -O3 -march=i486 -Wall:::CYGWIN32::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_coff_asm}:dlfcn:cygwin-shared:-D_DLL:-shared:.dll",
-"debug-Cygwin", "gcc:-DTERMIOS -DL_ENDIAN -march=i486 -Wall -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DOPENSSL_NO_ASM -g -Wformat -Wshadow -Wmissing-prototypes -Wmissing-declarations -Werror:::CYGWIN32:::${no_asm}:dlfcn:cygwin-shared:-D_DLL:-shared:.dll",
+"Cygwin", "gcc:-DTERMIOS -DL_ENDIAN -fomit-frame-pointer -O3 -march=i486 -Wall:::CYGWIN32::BN_LLONG ${x86_gcc_des} ${x86_gcc_opts}:${x86_coff_asm}:dlfcn:cygwin-shared:-D_WINDLL:-shared:.dll",
+"debug-Cygwin", "gcc:-DTERMIOS -DL_ENDIAN -march=i486 -Wall -DBN_DEBUG -DREF_CHECK -DCONF_DEBUG -DBN_CTX_DEBUG -DCRYPTO_MDEBUG -DOPENSSL_NO_ASM -g -Wformat -Wshadow -Wmissing-prototypes -Wmissing-declarations -Werror:::CYGWIN32:::${no_asm}:dlfcn:cygwin-shared:-D_WINDLL:-shared:.dll",
 
 # NetWare from David Ward (dsward@novell.com) - requires MetroWerks NLM development tools
 # netware-clib => legacy CLib c-runtime support

TABLE

@@ -318,7 +318,7 @@ $rmd160_obj   = rm86-cof.o
 $rc5_obj      = r586-cof.o
 $dso_scheme   = dlfcn
 $shared_target= cygwin-shared
-$shared_cflag = -D_DLL
+$shared_cflag = -D_WINDLL
 $shared_ldflag = -shared
 $shared_extension = .dll
 $ranlib       = 
@@ -1236,7 +1236,7 @@ $rmd160_obj   =
 $rc5_obj      = 
 $dso_scheme   = dlfcn
 $shared_target= cygwin-shared
-$shared_cflag = -D_DLL
+$shared_cflag = -D_WINDLL
 $shared_ldflag = -shared
 $shared_extension = .dll
 $ranlib       = 
@@ -3099,7 +3099,7 @@ $rmd160_obj   = rm86-cof.o
 $rc5_obj      = r586-cof.o
 $dso_scheme   = win32
 $shared_target= cygwin-shared
-$shared_cflag = -D_DLL
+$shared_cflag = -D_WINDLL
 $shared_ldflag = -mno-cygwin -shared
 $shared_extension = .dll
 $ranlib       = 

crypto/cryptlib.c

@@ -573,7 +573,7 @@ void OPENSSL_cpuid_setup(void)
 void OPENSSL_cpuid_setup(void) {}
 #endif
 
-#if (defined(_WIN32) || defined(__CYGWIN__)) && defined(_DLL)
+#if (defined(_WIN32) || defined(__CYGWIN__)) && defined(_WINDLL)
 #ifdef __CYGWIN__
 /* pick DLL_[PROCESS|THREAD]_[ATTACH|DETACH] definitions */
 #include <windows.h>