diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..8b2ccd2
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+*.o
+*.lev
diff --git a/include/system.h b/include/system.h
index a4efff9..cfe96f1 100644
--- a/include/system.h
+++ b/include/system.h
@@ -79,10 +79,10 @@ typedef long	off_t;
 # if !defined(__SC__) && !defined(LINUX)
 E  long NDECL(random);
 # endif
-# if (!defined(SUNOS4) && !defined(bsdi) && !defined(__FreeBSD__)) || defined(RANDOM)
+# if (!defined(SUNOS4) && !defined(bsdi) && !defined(__NetBSD__) && !defined(__FreeBSD__) && !defined(__DragonFly__) && !defined(__APPLE__)) || defined(RANDOM)
 E void FDECL(srandom, (unsigned int));
 # else
-#  if !defined(bsdi) && !defined(__FreeBSD__)
+#  if !defined(bsdi) && !defined(__NetBSD__) && !defined(__FreeBSD__) && !defined(__DragonFly__) && !defined(__APPLE__)
 E int FDECL(srandom, (unsigned int));
 #  endif
 # endif
@@ -132,7 +132,7 @@ E void FDECL(perror, (const char *));
 E void FDECL(qsort, (genericptr_t,size_t,size_t,
 		     int(*)(const genericptr,const genericptr)));
 #else
-# if defined(BSD) || defined(ULTRIX)
+# if defined(BSD) || defined(ULTRIX) && !defined(__NetBSD__)
 E  int qsort();
 # else
 #  if !defined(LATTICE) && !defined(AZTEC_50)
@@ -421,7 +421,7 @@ E size_t FDECL(strlen, (const char *));
 # ifdef HPUX
 E unsigned int	FDECL(strlen, (char *));
 #  else
-#   if !(defined(ULTRIX_PROTO) && defined(__GNUC__))
+#   if !(defined(ULTRIX_PROTO) && defined(__GNUC__)) && !defined(__NetBSD__)
 E int	FDECL(strlen, (const char *));
 #   endif
 #  endif /* HPUX */
@@ -476,9 +476,9 @@ E  char *sprintf();
 #  if !defined(SVR4) && !defined(apollo)
 #   if !(defined(ULTRIX_PROTO) && defined(__GNUC__))
 #    if !(defined(SUNOS4) && defined(__STDC__)) /* Solaris unbundled cc (acc) */
-E int FDECL(vsprintf, (char *, const char *, va_list));
-E int FDECL(vfprintf, (FILE *, const char *, va_list));
-E int FDECL(vprintf, (const char *, va_list));
+// E int FDECL(vsprintf, (char *, const char *, va_list));
+// E int FDECL(vfprintf, (FILE *, const char *, va_list));
+// E int FDECL(vprintf, (const char *, va_list));
 #    endif
 #   endif
 #  endif
@@ -521,7 +521,7 @@ E struct tm *FDECL(localtime, (const time_t *));
 #  endif
 # endif
 
-# if defined(ULTRIX) || (defined(BSD) && defined(POSIX_TYPES)) || defined(SYSV) || defined(MICRO) || defined(VMS) || defined(MAC) || (defined(HPUX) && defined(_POSIX_SOURCE))
+# if defined(ULTRIX) || (defined(BSD) && defined(POSIX_TYPES)) || defined(SYSV) || defined(MICRO) || defined(VMS) || defined(MAC) || (defined(HPUX) && defined(_POSIX_SOURCE)) || defined(__NetBSD__)
 E time_t FDECL(time, (time_t *));
 # else
 E long FDECL(time, (time_t *));
diff --git a/include/unixconf.h b/include/unixconf.h
index fe1b006..3a195a6 100644
--- a/include/unixconf.h
+++ b/include/unixconf.h
@@ -19,20 +19,20 @@
  */
 
 /* define exactly one of the following four choices */
-/* #define BSD 1 */	/* define for 4.n/Free/Open/Net BSD  */
+#define BSD 1 	/* define for 4.n/Free/Open/Net BSD  */
 			/* also for relatives like SunOS 4.x, DG/UX, and */
 			/* older versions of Linux */
 /* #define ULTRIX */	/* define for Ultrix v3.0 or higher (but not lower) */
 			/* Use BSD for < v3.0 */
 			/* "ULTRIX" not to be confused with "ultrix" */
-#define SYSV		/* define for System V, Solaris 2.x, newer versions */
+/* #define SYSV */		/* define for System V, Solaris 2.x, newer versions */
 			/* of Linux */
 /* #define HPUX */	/* Hewlett-Packard's Unix, version 6.5 or higher */
 			/* use SYSV for < v6.5 */
 
 
 /* define any of the following that are appropriate */
-#define SVR4		/* use in addition to SYSV for System V Release 4 */
+/* #define SVR4 */		/* use in addition to SYSV for System V Release 4 */
 			/* including Solaris 2+ */
 #define NETWORK		/* if running on a networked system */
 			/* e.g. Suns sharing a playground through NFS */
@@ -285,8 +285,8 @@
 
 #if defined(BSD) || defined(ULTRIX)
 # if !defined(DGUX) && !defined(SUNOS4)
-#define memcpy(d, s, n)		bcopy(s, d, n)
-#define memcmp(s1, s2, n)	bcmp(s2, s1, n)
+// #define memcpy(d, s, n)      bcopy(s, d, n)
+// #define memcmp(s1, s2, n)    bcmp(s2, s1, n)
 # endif
 # ifdef SUNOS4
 #include <memory.h>
diff --git a/sys/unix/Makefile.src b/sys/unix/Makefile.src
index 29ad99a..7842af2 100644
--- a/sys/unix/Makefile.src
+++ b/sys/unix/Makefile.src
@@ -151,8 +151,8 @@ GNOMEINC=-I/usr/lib/glib/include -I/usr/lib/gnome-libs/include -I../win/gnome
 # flags for debugging:
 # CFLAGS = -g -I../include
 
-CFLAGS = -O -I../include
-LFLAGS = 
+#CFLAGS = -O -I../include
+#LFLAGS = 
 
 # The Qt and Be window systems are written in C++, while the rest of
 # NetHack is standard C.  If using Qt, uncomment the LINK line here to get
@@ -230,8 +230,8 @@ WINOBJ = $(WINTTYOBJ)
 # WINTTYLIB = -ltermcap
 # WINTTYLIB = -lcurses
 # WINTTYLIB = -lcurses16
-# WINTTYLIB = -lncurses
-WINTTYLIB = -ltermlib
+WINTTYLIB = -lncurses
+#WINTTYLIB = -ltermlib
 #
 # libraries for X11
 # If USE_XPM is defined in config.h, you will also need -lXpm here.
diff --git a/win/tty/termcap.c b/win/tty/termcap.c
index 706e203..dadc9a9 100644
--- a/win/tty/termcap.c
+++ b/win/tty/termcap.c
@@ -835,7 +835,7 @@ cl_eos()			/* free after Robert Viduya */
 
 #include <curses.h>
 
-#ifndef LINUX
+#if !defined(LINUX) && !defined(__APPLE__)
 extern char *tparm();
 #endif