Initial AIX support

CONTRIBUTORS

@@ -8,3 +8,4 @@ Erik Quanstrom <[email protected]>
 David du Colombier <[email protected]>
 Russ Cox <[email protected]>
 Yaroslav <[email protected]>
+Ben Huntsman <[email protected]>

Make.aix

@@ -0,0 +1,19 @@
+# AIX
+PTHREAD=-DPTHREAD
+AR=ar
+RANLIB=ranlib
+X11=/usr/X11R6
+CC=xlc_r
+CFLAGS=-I$(ROOT) -I$(ROOT)/include -I$(ROOT)/kern -c -I$(X11)/include -D_THREAD_SAFE $(PTHREAD) -O2 -DAIX -qmaxmem=-1 -qsuppress=1506-236 -qsuppress=1506-358 -qsuppress=1500-010 -g -qfullpath
+O=o
+OS=posix
+GUI=x11
+LDADD=-L$(X11)/lib64 -L$(X11)/lib -lX11
+LDFLAGS=$(PTHREAD)
+TARG=drawterm
+AUDIO=none
+
+all: default
+
+libmachdep.a:
+	(cd posix-port &&  make)

README.md

@@ -7,6 +7,8 @@ To build on Unix, run CONF=unix make.
 
 To build on Solaris using Sun cc, run CONF=sun make.
 
+To build on AIX using IBM XL C, run CONF=aix make.
+
 To build on Windows, you need Mingw.  See http://www.mingw.org.
 Edit Make.config to uncomment the Windows section
 and comment out the rest.  Then run CONF=win32 make.

include/dtos.h

@@ -1,4 +1,4 @@
-#if defined(linux) || defined(IRIX) || defined(SOLARIS) || defined(OSF1) || defined(__FreeBSD__) || defined(__APPLE__) || defined(__NetBSD__) || defined(__sun) || defined(sun) || defined(__OpenBSD__)
+#if defined(linux) || defined(IRIX) || defined(SOLARIS) || defined(OSF1) || defined(__FreeBSD__) || defined(__APPLE__) || defined(__NetBSD__) || defined(__sun) || defined(sun) || defined(__OpenBSD__) || defined(AIX)
 #	include "unix.h"
 #	ifdef __APPLE__
 #		define panic dt_panic