diff --git a/legacy/evas/src/lib/canvas/evas_async_events.c b/legacy/evas/src/lib/canvas/evas_async_events.c
index a88620d467..148e3d4ac6 100644
--- a/legacy/evas/src/lib/canvas/evas_async_events.c
+++ b/legacy/evas/src/lib/canvas/evas_async_events.c
@@ -3,9 +3,11 @@
 
 #ifdef BUILD_ASYNC_EVENTS
 
-#ifndef _MSC_VER
+
+#ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif
+
 #include <fcntl.h>
 #include <errno.h>
 
diff --git a/legacy/evas/src/lib/file/evas_path.c b/legacy/evas/src/lib/file/evas_path.c
index 3b1238aea9..0ab2bd2949 100644
--- a/legacy/evas/src/lib/file/evas_path.c
+++ b/legacy/evas/src/lib/file/evas_path.c
@@ -14,8 +14,12 @@
 /* get the casefold feature! */
 #include <fnmatch.h>
 #include <dirent.h>
-#ifndef _MSC_VER
+
+#ifdef HAVE_UNISTD_H
 # include <unistd.h>
+#endif
+
+#ifndef HAVE_SYS_PARAM_H
 # include <sys/param.h>
 #endif
 
diff --git a/legacy/evas/src/lib/include/evas_common.h b/legacy/evas/src/lib/include/evas_common.h
index 9ca90c3ec5..1c71a3220a 100644
--- a/legacy/evas/src/lib/include/evas_common.h
+++ b/legacy/evas/src/lib/include/evas_common.h
@@ -241,8 +241,12 @@ void *alloca (size_t);
 #include <sys/stat.h>
 #include <time.h>
 #include <ctype.h>
-#ifndef _MSC_VER
-# include <stdint.h>
+
+#ifdef HAVE_STDINT_H
+# include <unistd.h>
+#endif
+
+#ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif