Merge pull request #1270 from mstorsjo/android-tool-detect

Check for $(CXX).exe as well when checking for the android toolchain

build/platform-android.mk

@@ -47,8 +47,10 @@ LDFLAGS += --sysroot=$(SYSROOT)
 SHLDFLAGS = -Wl,--no-undefined -Wl,-z,relro -Wl,-z,now -Wl,-soname,lib$(PROJECT_NAME).so
 
 ifneq ($(CXX),$(wildcard $(CXX)))
+ifneq ($(CXX).exe,$(wildcard $(CXX).exe))
 $(error Compiler not found, bad NDKROOT or ARCH?)
 endif
+endif
 
 STL_INCLUDES = \
     -I$(NDKROOT)/sources/cxx-stl/stlport/stlport