diff --git a/acconfig.h b/acconfig.h
index 1620f75..595d934 100644
--- a/acconfig.h
+++ b/acconfig.h
@@ -34,10 +34,6 @@
 
 #undef HD44780_DRV
 
-#undef HAVE_SYS_NMLN
-
-#undef HAVE__SYS_NAMELEN
-
 #undef IRMANIN_DRV
 
 #undef JOY_DRV
diff --git a/acinclude.m4 b/acinclude.m4
index 7c9aff3..a0f50b1 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -1,17 +1,3 @@
-dnl This test is used by the curses driver.
-dnl Checks if $1 defined the ACS_S* preprocessor macros.
-dnl Example: AC_CHECK_DEFINE_ACS(curses.h)
-AC_DEFUN(AC_CHECK_DEFINE_ACS, [
-	AC_MSG_CHECKING(if $1 defines ACS_S3 and ACS_S7)
-	AC_TRY_COMPILE([#include <$1>], [[[char map[] = { ACS_S9, ACS_S7, ACS_S3, ACS_S1 }]]], [ 
-	dnl then
-		AC_DEFINE(DEFINED_ACS)
-		AC_MSG_RESULT(yes) ], [
-	dnl else
-		AC_MSG_RESULT(no) ],
-	[:])
-])
-
 AC_DEFUN(LCD_DRIVERS_SELECT, [
 AC_MSG_CHECKING(for which drivers to compile)
 
@@ -70,7 +56,6 @@ fi
  			AC_CHECK_LIB(ncurses, main, 
  				AC_CHECK_HEADER(ncurses.h,
  					dnl We have ncurses.h and libncurses, add driver.
- 					AC_CHECK_DEFINE_ACS(ncurses.h)
 	 				LIBCURSES="-lncurses"
  					DRIVERS="$DRIVERS curses_drv.o"
  					AC_DEFINE(CURSES_DRV)
@@ -84,7 +69,6 @@ dnl			else
  				AC_CHECK_LIB(curses, main, 
  					AC_CHECK_HEADER(curses.h,
  						dnl We have curses.h and libcurses, add driver.
- 						AC_CHECK_DEFINE_ACS(curses.h)
  						LIBCURSES="-lcurses"
  						DRIVERS="$DRIVERS curses_drv.o"
  						AC_DEFINE(CURSES_DRV)
diff --git a/clients/lcdproc/chrono.c b/clients/lcdproc/chrono.c
index ca1a9c9..8b2756b 100644
--- a/clients/lcdproc/chrono.c
+++ b/clients/lcdproc/chrono.c
@@ -32,11 +32,11 @@
 int TwentyFourHour = 1;
 int uptime_fd = 0;
 
-#ifdef HAVE_SYS_NMLN
+#ifdef SYS_NMLN
  static char kver[SYS_NMLN];
  static char sysname[SYS_NMLN];
 #else
-# ifdef HAVE__SYS_NAMELEN
+# ifdef _SYS_NAMELEN
   static char kver[_SYS_NAMELEN];
   static char sysname[_SYS_NAMELEN];
 # else
diff --git a/configure.in b/configure.in
index 0f6de72..363bf1b 100644
--- a/configure.in
+++ b/configure.in
@@ -72,28 +72,6 @@ AC_CHECK_HEADERS(fcntl.h sys/ioctl.h sys/time.h unistd.h)
 
 dnl Check for particular preprocessor macros
 
-dnl Checking if sys/utsname.h is present and defines SYS_NMLN or _SYS_NAMELEN
-AC_CHECK_HEADER(sys/utsname.h, 
-
-AC_MSG_CHECKING(if sys/utsname.h defines SYS_NMLN)
-AC_TRY_COMPILE([#include <sys/utsname.h>], [[ char kver[SYS_NMLN] ]], [ 
-dnl then
-	AC_DEFINE(HAVE_SYS_NMLN)
-	AC_MSG_RESULT(yes) ], [
-dnl else
-	AC_MSG_RESULT(no)
-	AC_MSG_CHECKING(if sys/utsname.h defines _SYS_NAMELEN)
-	AC_TRY_COMPILE([#include <sys/utsname.h>],[[ char kver[_SYS_NAMELEN] ]], [ 
-	dnl then
-		AC_DEFINE(HAVE__SYS_NAMELEN)
-		AC_MSG_RESULT(yes) ], [
-	dnl else
-	AC_MSG_RESULT(no)
-	AC_MSG_WARN([sys/utsname.h does not define SYS_NMLN or _SYS_NAMELEN])],[:])
-],[:])
-
-, [AC_MSG_WARN([LCDproc client requires sys/utsname.h.])])
-
 dnl Checks for typedefs, structures, and compiler characteristics.
 AC_C_CONST
 AC_C_INLINE
diff --git a/server/drivers/curses_drv.c b/server/drivers/curses_drv.c
index 93a738b..1a5612f 100644
--- a/server/drivers/curses_drv.c
+++ b/server/drivers/curses_drv.c
@@ -31,6 +31,20 @@
 #include "curses_drv.h"
 //#include "drv_base.h"
 
+// ACS_S9 and ACS_S1 are defined as part of XSI Curses standard, Issue 4.
+// However, ACS_S3 and ACS_S7 are not; these definitions were created to support
+// commonly available graphics found in many terminfo definitions.  The acsc character
+// used for ACS_S3 is 'p'; the acsc character used for ACS_S7 is 'r'.
+//
+// Other systems may very likely support these characters; however,
+// their names were invented for ncurses.
+#ifndef ACS_S3
+#define ACS_S3 (acs_map['p'])
+#endif
+#ifndef ACS_S7
+#define ACS_S7 (acs_map['r'])
+#endif
+
 lcd_logical_driver *curses_drv;
 
 // Character used for title bars...
@@ -455,22 +469,7 @@ void
 curses_drv_vbar (int x, int len)
 {
 	int y;
-
-// ACS_S9 and ACS_S1 are defined as part of XSI Curses standard, Issue 4.
-// However, ACS_S3 and ACS_S7 are not; these definitions were created to support
-// commonly available graphics found in many terminfo definitions.  The acsc character
-// used for ACS_S3 is 'p'; the acsc character used for ACS_S7 is 'r'.
-//
-// Other systems may very likely support these characters; however,
-// their names were invented for ncurses.
-//
-// Perhaps we could create our own ACS_S7 and ACS_S3?
-
-#ifdef DEFINED_ACS
 	char map[] = { ACS_S9, ACS_S9, ACS_S7, ACS_S7, ACS_S3, ACS_S3, ACS_S1, ACS_S1 };
-#else
-	char map[] = "_.,,ooO8";
-#endif
 	
 	ValidX(x);