2 files changed, 3 insertions, 3 deletions
diff --git a/src/gallium/auxiliary/util/u_snprintf.c b/src/gallium/auxiliary/util/u_snprintf.c
index e16f103e3f5..a24b6ff38db 100644
--- a/src/gallium/auxiliary/util/u_snprintf.c
+++ b/src/gallium/auxiliary/util/u_snprintf.c
@@ -167,7 +167,7 @@
 #if HAVE_CONFIG_H
 #include <config.h>
 #else
-#ifdef _WIN32
+#ifdef _MSC_VER
 #define vsnprintf util_vsnprintf
 #define snprintf util_snprintf
 #define HAVE_VSNPRINTF 0
diff --git a/src/gallium/auxiliary/util/u_string.h b/src/gallium/auxiliary/util/u_string.h
index 15630ad0791..fca73ffc718 100644
--- a/src/gallium/auxiliary/util/u_string.h
+++ b/src/gallium/auxiliary/util/u_string.h
@@ -35,7 +35,7 @@
 #ifndef U_STRING_H_
 #define U_STRING_H_
 
-#if !defined(_WIN32) && !defined(XF86_LIBC_H)
+#if !defined(_MSC_VER) && !defined(XF86_LIBC_H)
 #include <stdio.h>
 #endif
 #include <stddef.h>
@@ -64,7 +64,7 @@ util_strchrnul(const char *s, char c)
 
 #endif
 
-#ifdef _WIN32
+#ifdef _MSC_VER
 
 int util_vsnprintf(char *, size_t, const char *, va_list);
 int util_snprintf(char *str, size_t size, const char *format, ...);