Only in molmol_rh9: makedef
diff -ru molmol_rh9_unpatched/makedef.lnx molmol_rh9/makedef.lnx
--- molmol_rh9_unpatched/makedef.lnx	2003-01-20 16:10:18.000000000 -0500
+++ molmol_rh9/makedef.lnx	2003-05-06 10:40:08.000000000 -0400
@@ -1,31 +1,38 @@
 # definitions for Linux
 
-MISSFUNC = -Dsqrtf=sqrt -Dexpf=exp -Dlogf=log -Dpowf=pow \
-           -Dsinf=sin -Dcosf=cos -Dtanf=tan \
-           -Dasinf=asin -Dacosf=acos -Datanf=atan -Datan2f=atan2 \
-           -Dfabsf=fabs -Dceilf=ceil
-MCPPFLAGS = $(MISSFUNC)
-MCFLAGS = -O2
-
-RANLIB = /bin/true
-WAIT   = /usr/bin/sleep 2
-SHELL  = /bin/sh
-CPP    = /lib/cpp
-CC     = /usr/bin/gcc
+#TIFFDIR = $(TOP)/tiff-v3.4/libtiff
+#JPEGDIR = $(TOP)/../libjpeg/jpeg-6a
+#PNGDIR = $(TOP)/../libpng/libpng-0.89c
+#ZLIBDIR = $(TOP)/../libpng/zlib-1.0.2
+
+IMGDEF  = -DTIFF_SUPPORT -DJPEG_SUPPORT -DPNG_SUPPORT
+IMGLIB  = -ltiff -ljpeg -lpng -lz
+IMGINCL = # -I$(TIFFDIR) -I$(JPEGDIR) -I$(PNGDIR) -I$(ZLIBDIR)
+
+XINCL   = -I/usr/X11R6/include
+
+CC=gcc
+MCPPFLAGS =
+MCFLAGS =-pipe -O3 -ffast-math -march=i686 -mcpu=i686
+
+RANLIB   = /bin/true
+WAIT     = sleep 2
+SHELL    = /bin/sh
+CPP      = /lib/cpp
 
-SGDEVDIR = x11 no pov rib vrml1 vrml2 ps fm
-
-SGDEVDEF = -DSG_DEV_X11 -DSG_DEV_NO -DSG_DEV_POV -DSG_DEV_RIB -DSG_DEV_VRML1 -DSG_DEV_VRML2 -DSG_DEV_PS -DSG_DEV_CPS -DSG_DEV_FM3 -DSG_DEV_FM4
+SGDEVDIR = ogl x11 no pov rib vrml1 vrml2 ps fm
+SGDEVDEF = -DSG_DEV_OGL -DSG_DEV_X11 -DSG_DEV_NO -DSG_DEV_POV -DSG_DEV_RIB -DSG_DEV_VRML1 -DSG_DEV_VRML2 -DSG_DEV_PS -DSG_DEV_CPS -DSG_DEV_FM3 -DSG_DEV_FM4
 
 PUDEVDIR = motif tty
 PUDEVDEF = -DPU_DEV_MOTIF -DPU_DEV_TTY
 
-IODEVDIR = motx11 ttyno
-IODEVDEF = -DIO_DEV_MOTIF_X11 -DIO_DEV_TTY_NO
+IODEVDIR = motogl motx11 ttyno
+IODEVDEF = -DIO_DEV_MOTIF_OGL -DIO_DEV_MOTIF_X11 -DIO_DEV_TTY_NO
 
+OPENGLDEF = -DOPENGL_SGI_STEREO
 MOTIFDEF = -DFUNCPROTO
 
-SYSLIB   = -L/usr/X11R6/lib -lXm -lXt -lXpm -lX11 -lm -lc -lieee
+SYSLIB   = -lGLw -lGLU -lGL -lXm -lXpm -lXt -lXext -lX11 -lm
 
 TOOLSDIR = $(TOP)/tools
-SGDIR    = $(TOP)/sg
+SGDIR   = $(TOP)/sg
diff -ru molmol_rh9_unpatched/src/motogl/MotOGL.c molmol_rh9/src/motogl/MotOGL.c
--- molmol_rh9_unpatched/src/motogl/MotOGL.c	2000-05-29 12:31:51.000000000 -0400
+++ molmol_rh9/src/motogl/MotOGL.c	2003-05-06 11:51:05.000000000 -0400
@@ -31,7 +31,7 @@
 #include <Xm/XmStrDefs.h>
 
 #define BOOL MOTIF_BOOL  /* hack to avoid naming conflict */
-#include <X11/GLw/GLwMDrawA.h>
+#include <GL/GLwMDrawA.h>
 #undef BOOL
 
 #include <sg.h>
diff -ru molmol_rh9_unpatched/src/os/GFile.c molmol_rh9/src/os/GFile.c
--- molmol_rh9_unpatched/src/os/GFile.c	2001-06-17 14:59:17.000000000 -0400
+++ molmol_rh9/src/os/GFile.c	2003-05-06 12:34:34.000000000 -0400
@@ -30,6 +30,7 @@
 #include <string.h>
 #include <memory.h>
 #include <ctype.h>
+#include <errno.h>
 
 #include <linlist.h>
 
@@ -38,7 +39,7 @@
 const INT32 GFMagic = 0x3b7a12f9;
 
 #ifndef __linux__
-extern char *sys_errlist[];
+extern char *strerror();
 #endif
 extern int errno;
 
@@ -81,7 +82,7 @@
 {
   if (msg == NULL) {
     if (NextMsg == NULL)
-      msg = sys_errlist[errno];
+      msg = strerror(errno);
     else
       msg = NextMsg;
   }