Avoid more MSVC-specific C runtime library functions

Reviewed-by: Richard Levitte <levitte@openssl.org>
Reviewed-by: Dmitry Belyavskiy <beldmit@gmail.com>
(Merged from https://github.com/openssl/openssl/pull/13540)

apps/cmp.c

@@ -20,7 +20,7 @@
 #include "cmp_mock_srv.h"
 
 /* tweaks needed due to missing unistd.h on Windows */
-#ifdef _WIN32
+#if defined(_WIN32) && !defined(__BORLANDC__)
 # define access _access
 #endif
 #ifndef F_OK

apps/lib/apps.c

@@ -50,7 +50,7 @@ static int WIN32_rename(const char *from, const char *to);
 # include <conio.h>
 #endif
 
-#if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32)
+#if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32) || defined(__BORLANDC__)
 # define _kbhit kbhit
 #endif
 

apps/lib/build.info

@@ -1,5 +1,5 @@
 # Auxiliary program source
-IF[{- $config{target} =~ /^(?:VC-|mingw)/ -}]
+IF[{- $config{target} =~ /^(?:VC-|mingw|BC-)/ -}]
   # It's called 'init', but doesn't have much 'init' in it...
   $AUXLIBAPPSSRC=win32_init.c
 ENDIF

test/build.info

@@ -5,7 +5,7 @@
 # be useful here.
 #
 # Auxiliary program source (copied from ../apps/build.info)
-IF[{- $config{target} =~ /^(?:VC-|mingw)/ -}]
+IF[{- $config{target} =~ /^(?:VC-|mingw|BC-)/ -}]
   # It's called 'init', but doesn't have much 'init' in it...
   $AUXLIBAPPSSRC=../apps/lib/win32_init.c
 ENDIF

test/conf_include_test.c

@@ -16,7 +16,9 @@
 #ifdef _WIN32
 # include <direct.h>
 # define DIRSEP "/\\"
-# define chdir _chdir
+# ifndef __BORLANDC__
+#  define chdir _chdir
+# endif
 # define DIRSEP_PRESERVE 0
 #elif !defined(OPENSSL_NO_POSIX_IO)
 # include <unistd.h>

test/testutil/driver.c

@@ -19,7 +19,7 @@
 
 #include "platform.h"            /* From libapps */
 
-#ifdef _WIN32
+#if defined(_WIN32) && !defined(__BORLANDC__)
 # define strdup _strdup
 #endif