plistutil: Don't support reading from stdin on Windows for now

tools/plistutil.c

@@ -32,7 +32,9 @@
 #include <string.h>
 #include <sys/stat.h>
 #include <errno.h>
+#ifndef _MSC_VER
 #include <unistd.h>
+#endif
 
 #define BUF_SIZE 2048 // Seems to be a decent start to cover most stdin files
 
@@ -160,6 +162,7 @@ int main(int argc, char *argv[])
 
     if (!options->in_file || !strcmp(options->in_file, "-"))
     {
+#ifndef _MSC_VER
         read_size = 0;
         plist_entire = malloc(sizeof(char) * BUF_SIZE);
         if(plist_entire == NULL)
@@ -203,6 +206,10 @@ int main(int argc, char *argv[])
             free(options);
             return 1;
         }
+#else
+        printf("ERROR: reading from stdin is not supported on Windows");
+        return -1;
+#endif
     }
     else
     {