--- ./protocols.cc.orig	2022-01-26 13:59:35.461929052 +0530
+++ ./protocols.cc	2022-01-26 13:58:31.191929077 +0530
@@ -87,8 +87,8 @@
   int res;
 
   if (nmap_fetchfile(filename, sizeof(filename), "nmap-protocols") != 1) {
-    error("Unable to find nmap-protocols!  Resorting to /etc/protocols");
-    strcpy(filename, "/etc/protocols");
+    error("Unable to find nmap-protocols!  Resorting to @TERMUX_PREFIX@/etc/protocols");
+    strcpy(filename, "@TERMUX_PREFIX@/etc/protocols");
   }
 
   fp = fopen(filename, "r");