Correct more mismatches between spec files and comments about export

dlls/dmband/dmband_main.c

@@ -148,7 +148,7 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
 
 
 /******************************************************************
- *		DllCanUnloadNow (DMBAND.1)
+ *		DllCanUnloadNow (DMBAND.@)
  *
  *
  */

dlls/dmloader/dmloader_main.c

@@ -39,7 +39,7 @@ BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
 
 
 /******************************************************************
- *		DllCanUnloadNow (DMLOADER.1)
+ *		DllCanUnloadNow (DMLOADER.@)
  */
 HRESULT WINAPI DllCanUnloadNow (void)
 {

dlls/dmscript/dmscript_main.c

@@ -560,7 +560,7 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
 
 
 /******************************************************************
- *		DllCanUnloadNow (DMSCRIPT.1)
+ *		DllCanUnloadNow (DMSCRIPT.@)
  *
  *
  */

dlls/dmsynth/dmsynth_main.c

@@ -145,7 +145,7 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
 
 
 /******************************************************************
- *		DllCanUnloadNow (DMSYNTH.1)
+ *		DllCanUnloadNow (DMSYNTH.@)
  *
  *
  */

dlls/dmusic/dmusic_main.c

@@ -145,7 +145,7 @@ BOOL WINAPI DllMain(HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
 
 
 /******************************************************************
- *		DllCanUnloadNow (DMUSIC.1)
+ *		DllCanUnloadNow (DMUSIC.@)
  *
  *
  */

dlls/dswave/dswave_main.c

@@ -97,7 +97,7 @@ BOOL WINAPI DllMain (HINSTANCE hinstDLL, DWORD fdwReason, LPVOID lpvReserved) {
 
 
 /******************************************************************
- *		DllCanUnloadNow (DSWAVE.1)
+ *		DllCanUnloadNow (DSWAVE.@)
  *
  *
  */