7 files changed, 7 insertions, 28 deletions
diff --git a/sources/android/support/include/inttypes.h b/sources/android/support/include/inttypes.h
index 00887bca5..834ab9170 100644
--- a/sources/android/support/include/inttypes.h
+++ b/sources/android/support/include/inttypes.h
@@ -26,8 +26,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef NDK_ANDROID_SUPPORT_INTTYPES_H
-#define NDK_ANDROID_SUPPORT_INTTYPES_H
+#pragma once
 
 #include_next <inttypes.h>
 
@@ -44,5 +43,3 @@ uintmax_t wcstoumax(const wchar_t* __restrict, wchar_t** __restrict, int);
 #endif
 
 __END_DECLS
-
-#endif
diff --git a/sources/android/support/include/locale.h b/sources/android/support/include/locale.h
index 72f847b38..9443f211b 100644
--- a/sources/android/support/include/locale.h
+++ b/sources/android/support/include/locale.h
@@ -26,8 +26,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef NDK_ANDROID_SUPPORT_LOCALE_H
-#define NDK_ANDROID_SUPPORT_LOCALE_H
+#pragma once
 
 #include_next <locale.h>
 
@@ -42,5 +41,3 @@ locale_t uselocale(locale_t);
 #endif
 
 __END_DECLS
-
-#endif
diff --git a/sources/android/support/include/math.h b/sources/android/support/include/math.h
index 11d50cc95..8c29c6b47 100644
--- a/sources/android/support/include/math.h
+++ b/sources/android/support/include/math.h
@@ -26,8 +26,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef NDK_ANDROID_SUPPORT_MATH_H
-#define NDK_ANDROID_SUPPORT_MATH_H
+#pragma once
 
 #include_next <math.h>
 
@@ -80,5 +79,3 @@ long long int llrintl(long double);
 #endif
 
 __END_DECLS
-
-#endif
diff --git a/sources/android/support/include/stdlib.h b/sources/android/support/include/stdlib.h
index 93e384d90..e52e8ce58 100644
--- a/sources/android/support/include/stdlib.h
+++ b/sources/android/support/include/stdlib.h
@@ -26,8 +26,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef NDK_ANDROID_SUPPORT_STDLIB_H
-#define NDK_ANDROID_SUPPORT_STDLIB_H
+#pragma once
 
 #include_next <stdlib.h>
 
@@ -47,5 +46,3 @@ void quick_exit(int) __noreturn;
 #endif
 
 __END_DECLS
-
-#endif
diff --git a/sources/android/support/include/uchar.h b/sources/android/support/include/uchar.h
index 42942c415..88e508630 100644
--- a/sources/android/support/include/uchar.h
+++ b/sources/android/support/include/uchar.h
@@ -26,8 +26,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef NDK_ANDROID_SUPPORT_UCHAR_H
-#define NDK_ANDROID_SUPPORT_UCHAR_H
+#pragma once
 
 #include_next <uchar.h>
 
@@ -41,5 +40,3 @@ size_t mbrtoc32(char32_t* __restrict, const char* __restrict, size_t, mbstate_t*
 #endif
 
 __END_DECLS
-
-#endif
diff --git a/sources/android/support/include/wchar.h b/sources/android/support/include/wchar.h
index 9152cfee9..edf5bd54d 100644
--- a/sources/android/support/include/wchar.h
+++ b/sources/android/support/include/wchar.h
@@ -26,8 +26,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef NDK_ANDROID_SUPPORT_WCHAR_H
-#define NDK_ANDROID_SUPPORT_WCHAR_H
+#pragma once
 
 #include_next <wchar.h>
 
@@ -45,5 +44,3 @@ unsigned long long wcstoull(const wchar_t*, wchar_t**, int);
 #endif
 
 __END_DECLS
-
-#endif
diff --git a/sources/android/support/include/wctype.h b/sources/android/support/include/wctype.h
index 31d015d12..e66c37219 100644
--- a/sources/android/support/include/wctype.h
+++ b/sources/android/support/include/wctype.h
@@ -26,8 +26,7 @@
  * SUCH DAMAGE.
  */
 
-#ifndef NDK_ANDROID_SUPPORT_WCTYPE_H
-#define NDK_ANDROID_SUPPORT_WCTYPE_H
+#pragma once
 
 #include_next <wctype.h>
 
@@ -39,5 +38,3 @@ static __inline int iswblank(wint_t ch) { return isblank(ch); }
 #endif
 
 __END_DECLS
-
-#endif