mplayer-android compiling problem

I ask of everyone:
Who compiled this android version of mplayer, https://github.com/ajeet17181/mplayer-android, I at compile time, always mention that mistake, say SDL.h not found, but SDL.h is in the current directory Next, how will not find it, I look Makefile also-Isdl this option a,
Why has not found mention talk about it,
Under ask why, xiexie!!!

<-! Baidu Button BEGIN -> more Share to: <-! Baidu Button END ->

<-! Main posts under Banner (D4) -><-! Posts under the main text (D5) ->
Reply:
Will the landlord, this compilation is not successful, would like to ask some questions, Thank you!