AOSP master has <pty.h> and builds netcat/nc.

lib/portability.h

@@ -206,11 +206,8 @@ ssize_t getline(char **lineptr, size_t *n, FILE *stream);
 #if CFG_TOYBOX_UTMPX
 #include <utmpx.h>
 #endif
-#if CFG_TOYBOX_PTY
+
 #include <pty.h>
-#else
-pid_t forkpty(int *amaster, char *name, void *termp, void *winp);
-#endif
 
 
 // Some systems don't define O_NOFOLLOW, and it varies by architecture, so...

scripts/genconfig.sh

@@ -58,14 +58,7 @@ EOF
     }
 EOF
 
-  # Android is missing shadow.h and pty.h
-  probesymbol TOYBOX_PTY -c << EOF
-    #include <pty.h>
-    int main(int argc, char *argv[]) {
-      int master; return forkpty(&master, 0, 0, 0);
-    }
-EOF
-
+  # Android is missing shadow.h
   probesymbol TOYBOX_SHADOW -c << EOF
     #include <shadow.h>
     int main(int argc, char *argv[]) {

toys/other/netcat.c

@@ -26,7 +26,6 @@ config NETCAT_LISTEN
   bool "netcat server options (-let)"
   default y
   depends on NETCAT
-  depends on TOYBOX_PTY
   help
     usage: netcat [-t] [-lL COMMAND...]
 

toys/pending/telnetd.c

@@ -8,7 +8,6 @@ USE_TELNETD(NEWTOY(telnetd, "w#<0b:p#<0>65535=23f:l:FSKi[!wi]", TOYFLAG_USR|TOYF
 config TELNETD
   bool "telnetd"
   default n
-  depends on TOYBOX_PTY
   help
     Handle incoming telnet connections