wineps.drv: Write-strings warnings fix

[Andrew Talbot]

Changelog:
    wineps.drv: Write-strings warnings fix.

diff -urN a/dlls/wineps.drv/ppd.c b/dlls/wineps.drv/ppd.c
--- a/dlls/wineps.drv/ppd.c	2006-06-14 12:55:13.000000000 +0100
+++ b/dlls/wineps.drv/ppd.c	2006-08-18 19:51:51.000000000 +0100
@@ -526,7 +526,7 @@
  *	PSDRV_AddSlot
  *
  */
-static INT PSDRV_AddSlot(PPD *ppd, LPSTR szName, LPSTR szFullName,
+static INT PSDRV_AddSlot(PPD *ppd, LPCSTR szName, LPCSTR szFullName,
 	LPSTR szInvocationString, WORD wWinBin)
 {
     INPUTSLOT	*slot, **insert = &ppd->InputSlots;
diff -urN a/dlls/wineps.drv/psdrv.h b/dlls/wineps.drv/psdrv.h
--- a/dlls/wineps.drv/psdrv.h	2006-07-16 15:08:30.000000000 +0100
+++ b/dlls/wineps.drv/psdrv.h	2006-08-18 19:28:31.000000000 +0100
@@ -173,8 +173,8 @@
 } CONSTRAINT;
 
 typedef struct _tagINPUTSLOT {
-    char			*Name;
-    char			*FullName;
+    const char			*Name;
+    const char			*FullName;
     char			*InvocationString;
     WORD			WinBin; /* eg DMBIN_LOWER */
     struct _tagINPUTSLOT	*next;