diff --git a/libsrc/geos/devel/Makefile b/libsrc/geos/devel/Makefile
index 653741ab3..b4675cca2 100644
--- a/libsrc/geos/devel/Makefile
+++ b/libsrc/geos/devel/Makefile
@@ -8,7 +8,7 @@
 	@$(AS) -o $@ $(AFLAGS) $<
 
 
-S_OBJS	= crt0.o oserror.o randomize.o
+S_OBJS	= crt0.o oserrlist.o oserror.o randomize.o
 
 all: $(S_OBJS)
 
diff --git a/libsrc/geos/devel/oserrlist.s b/libsrc/geos/devel/oserrlist.s
new file mode 100644
index 000000000..9ab3f083d
--- /dev/null
+++ b/libsrc/geos/devel/oserrlist.s
@@ -0,0 +1,94 @@
+;
+; Maciej 'YTM/Elysium' Witkowiak <ytm@elysium.pl>
+; 25.12.2002
+;
+; Defines the platform specific error list.
+;
+; The table is built as a list of entries
+;
+;       .byte   entrylen
+;       .byte   errorcode
+;       .asciiz errormsg
+;
+; and terminated by an entry with length zero that is returned if the
+; error code could not be found.
+;
+
+	.include	"../inc/const.inc"
+
+        .export         __sys_oserrlist
+
+;----------------------------------------------------------------------------
+; Macros used to generate the list (may get moved to an include file?)
+
+; Regular entry
+.macro  sys_oserr_entry         code, msg
+        .local  Start, End
+Start:  .byte   End - Start
+        .byte   code
+        .asciiz msg
+End:
+.endmacro
+
+; Sentinel entry
+.macro  sys_oserr_sentinel      msg
+        .byte   0                       ; Length is always zero
+        .byte   0                       ; Code is unused
+        .asciiz msg
+.endmacro
+
+;----------------------------------------------------------------------------
+; The error message table
+
+.rodata
+
+__sys_oserrlist:
+        sys_oserr_entry          NO_BLOCKS, "No blocks"
+       	sys_oserr_entry          INV_TRACK, "Illegal track or sector"
+       	sys_oserr_entry          INSUFF_SPACE, "Disk full"
+       	sys_oserr_entry          FULL_DIRECTORY, "Directory full"
+       	sys_oserr_entry          FILE_NOT_FOUND, "File not found"
+       	sys_oserr_entry          BAD_BAM, "Inconsistent BAM"
+       	sys_oserr_entry          UNOPENED_VLIR, "File not open"
+       	sys_oserr_entry          INV_RECORD, "Invalid record"
+       	sys_oserr_entry          OUT_OF_RECORDS, "Out of records"
+;      	sys_oserr_entry          STRUCT_MISMAT, "???"
+      	sys_oserr_entry          BFR_OVERFLOW, "Buffer overflow"
+;      	sys_oserr_entry          CANCEL_ERR, "???"
+      	sys_oserr_entry          DEV_NOT_FOUND, "Device not present"
+;      	sys_oserr_entry          INCOMPATIBLE, "???"
+       	sys_oserr_entry         20, "Read error"
+       	sys_oserr_entry         21, "Read error"
+       	sys_oserr_entry         22, "Read error"
+       	sys_oserr_entry         23, "Read error"
+       	sys_oserr_entry         24, "Read error"
+       	sys_oserr_entry         25, "Write error"
+       	sys_oserr_entry         26, "Write protect on"
+       	sys_oserr_entry         27, "Read error"
+       	sys_oserr_entry         28, "Write error"
+       	sys_oserr_entry         29, "Disk ID mismatch"
+       	sys_oserr_entry         30, "Syntax error"
+       	sys_oserr_entry         31, "Syntax error"
+       	sys_oserr_entry         32, "Syntax error"
+       	sys_oserr_entry         33, "Syntax error (invalid file name)"
+       	sys_oserr_entry         34, "Syntax error (no file given)"
+       	sys_oserr_entry         39, "Syntax error"
+       	sys_oserr_entry         50, "Record not present"
+       	sys_oserr_entry         51, "Overflow in record"
+       	sys_oserr_entry         52, "File too large"
+       	sys_oserr_entry         60, "Write file open"
+       	sys_oserr_entry         61, "File not open"
+       	sys_oserr_entry         62, "File not found"
+       	sys_oserr_entry         63, "File exists"
+       	sys_oserr_entry         64, "File type mismatch"
+       	sys_oserr_entry         65, "No block"
+       	sys_oserr_entry         66, "Illegal track or sector"
+       	sys_oserr_entry         67, "Illegal system track or sector"
+       	sys_oserr_entry         70, "No channel"
+       	sys_oserr_entry         71, "Directory error"
+       	sys_oserr_entry         72, "Disk full"
+       	sys_oserr_entry         73, "DOS version mismatch"
+        sys_oserr_entry         74, "Drive not ready"
+        sys_oserr_sentinel      "Unknown error"
+
+