+diff -u -r ../php-5.6.17/ext/standard/proc_open.c ./ext/standard/proc_open.c > ~/php-proc_open.patch
+--- ../php-5.6.17/ext/standard/proc_open.c 2016-03-04 18:41:21.108197300 +0100
++++ ./ext/standard/proc_open.c 2016-03-04 18:41:58.088196534 +0100
+@@ -881,9 +881,9 @@
+ }
+
+ if (env.envarray) {
+- execle("/bin/sh", "sh", "-c", command, NULL, env.envarray);
++ execle("@TERMUX_PREFIX@/bin/sh", "sh", "-c", command, NULL, env.envarray);
+ } else {
+- execl("/bin/sh", "sh", "-c", command, NULL);
++ execl("@TERMUX_PREFIX@/bin/sh", "sh", "-c", command, NULL);
+ }
+ _exit(127);
+