--- tcsh-6.21.00/configure.ac
+++ tcsh-6.21.00/configure.ac
@@ -317,7 +317,7 @@
 dnl Checks for libraries
 AC_SEARCH_LIBS(crypt, crypt)
 AC_SEARCH_LIBS(getspnam, sec)
-AC_SEARCH_LIBS([tgetent], [termlib tinfo termcap curses ncurses], [], [
+AC_SEARCH_LIBS([tgetent], [tinfo ncurses], [], [
    AC_MSG_ERROR([unable to find the tgetent() function])
 ])
 AC_SEARCH_LIBS(gethostbyname, nsl)