diff -u -r ../radare2-4.1.1/libr/debug/p/native/linux/linux_debug.c ./libr/debug/p/native/linux/linux_debug.c
--- ../radare2-4.1.1/libr/debug/p/native/linux/linux_debug.c	2019-12-20 12:22:09.000000000 +0000
+++ ./libr/debug/p/native/linux/linux_debug.c	2020-01-01 22:43:18.537610000 +0000
@@ -40,7 +40,11 @@
 #endif
 	} else {
 #include "reg/linux-x64.h"
+#ifdef __ANDROID__
+#include <sys/ucontext.h>
+#else
 #include <bits/sigcontext.h>
+#endif
 	}
 #elif __powerpc__
 	if (dbg->bits & R_SYS_BITS_32) {