diff -u -r ../emacs-25.0.92/src/callproc.c ./src/callproc.c
--- ../emacs-25.0.92/src/callproc.c	2016-03-02 05:21:43.000000000 -0500
+++ ./src/callproc.c	2016-03-25 22:02:38.977310920 -0400
@@ -1619,7 +1619,7 @@
     dir_warning ("arch-independent data dir", Vdata_directory);
 
   sh = getenv ("SHELL");
-  Vshell_file_name = build_string (sh ? sh : "/bin/sh");
+  Vshell_file_name = build_string (sh ? sh : "@TERMUX_PREFIX@/bin/sh");
 
 #ifdef DOS_NT
   Vshared_game_score_directory = Qnil;