Removed the line

#define HAVE_UTMPX_H 1

in config.h and applied this patch to login.c to get 1.2.26 to compile
under RedHat 6.0:

*** login.c.dist        Wed Jul  8 09:40:36 1998
--- login.c     Fri Apr 30 14:43:33 1999
***************
*** 434,440 ****
     ux.ut_session = pid;
     strncpy(ux.ut_host, host, sizeof(ux.ut_host));
     ux.ut_host[sizeof(ux.ut_host) - 1] = 0;
-     ux.ut_syslen = strlen(ux.ut_host);
 #ifdef HAVE_SYSLEN_IN_UTMPX      ux.ut_syslen = strlen(ux.ut_host);
 #endif--- 434,439 ----