Update bcmath.sh

plugins/php/versions/common/bcmath.sh

@@ -12,7 +12,7 @@ rootPath=$(dirname "$rootPath")
 rootPath=$(dirname "$rootPath")
 serverPath=$(dirname "$rootPath")
 sourcePath=${serverPath}/source/php
-
+SYS_ARCH=`arch`
 actionType=$1
 version=$2
 
@@ -54,8 +54,13 @@ Install_lib()
 
 		cd $sourcePath/php${version}/ext/${LIBNAME}
 		
+		OPTIONS=""
+		if [ "${SYS_ARCH}" == "aarch64" ] && [ "$version" -lt "56" ];then
+			OPTIONS="$OPTIONS --build=aarch64-unknown-linux-gnu --host=aarch64-unknown-linux-gnu"
+		fi
+
 		$serverPath/php/$version/bin/phpize
-		./configure --with-php-config=$serverPath/php/$version/bin/php-config
+		./configure --with-php-config=$serverPath/php/$version/bin/php-config $OPTIONS
 
 		make clean && make && make install && make clean