math header refix

packages/ndk-sysroot/build.sh

@@ -17,6 +17,8 @@ termux_step_extract_into_massagedir() {
 	cp -Rf $TERMUX_STANDALONE_TOOLCHAIN/sysroot/usr/include/* \
 		$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX/include
 
+	patch -d $TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX/include/c++/v1  -p1 < $TERMUX_PKG_BUILDER_DIR/math-header.diff
+
 	cp $TERMUX_STANDALONE_TOOLCHAIN/sysroot/usr/lib/$TERMUX_HOST_PLATFORM/$TERMUX_PKG_API_LEVEL/*.o \
 		$TERMUX_PKG_MASSAGEDIR/$TERMUX_PREFIX/lib
 

packages/ndk-sysroot/math-header.diff

@@ -0,0 +1,22 @@
+--- data/data/com.termux/files/usr/include/c++/v1/cmath.orig	2019-03-24 00:31:49.512145195 +0000
++++ ./cmath	2019-03-24 00:32:19.392703442 +0000
+@@ -302,7 +302,7 @@
+ */
+ 
+ #include <__config>
+-#include <math.h>
++#include <c++/v1/math.h>
+ #include "version"
+ 
+ #if !defined(_LIBCPP_HAS_NO_PRAGMA_SYSTEM_HEADER)
+--- data/data/com.termux/files/usr/include/c++/v1/math.h.orig	2019-03-24 01:10:28.881807799 +0000
++++ ./math.h	2019-03-24 01:11:01.078384393 +0000
+@@ -298,7 +298,7 @@
+ #pragma GCC system_header
+ #endif
+ 
+-#include_next <math.h>
++#include "../../math.h"
+ 
+ #ifdef __cplusplus
+