diff --git a/src/dos/drives.cpp b/src/dos/drives.cpp
index 2a711725..2785b18d 100644
--- a/src/dos/drives.cpp
+++ b/src/dos/drives.cpp
@@ -19,6 +19,58 @@
 #include "dosbox.h"
 #include "dos_system.h"
 #include "drives.h"
+#include "support.h"
+
+bool WildFileCmp(const char * file, const char * wild) 
+{
+	char file_name[9];
+	char file_ext[4];
+	char wild_name[9];
+	char wild_ext[4];
+	char * find_ext;
+	Bitu r;
+
+	strcpy(file_name,"        ");
+	strcpy(file_ext,"   ");
+	strcpy(wild_name,"        ");
+	strcpy(wild_ext,"   ");
+
+	find_ext=strchr(file,'.');
+	if (find_ext) {
+		Bitu size=find_ext-file;if (size>8) size=8;
+		memcpy(file_name,file,size);
+		find_ext++;
+		memcpy(file_ext,find_ext,(strlen(find_ext)>3) ? 3 : strlen(find_ext)); 
+	} else {
+		memcpy(file_name,file,(strlen(file) > 8) ? 8 : strlen(file));
+	}
+	upcase(file_name);upcase(file_ext);
+	find_ext=strchr(wild,'.');
+	if (find_ext) {
+		Bitu size=find_ext-wild;if (size>8) size=8;
+		memcpy(wild_name,wild,size);
+		find_ext++;
+		memcpy(wild_ext,find_ext,(strlen(find_ext)>3) ? 3 : strlen(find_ext));
+	} else {
+		memcpy(wild_name,wild,(strlen(wild) > 8) ? 8 : strlen(wild));
+	}
+	upcase(wild_name);upcase(wild_ext);
+	/* Names are right do some checking */
+	r=0;
+	while (r<8) {
+		if (wild_name[r]=='*') goto checkext;
+		if (wild_name[r]!='?' && wild_name[r]!=file_name[r]) return false;
+		r++;
+	}
+checkext:
+	while (r<3) {
+		if (wild_ext[r]=='*') return true;
+		if (wild_ext[r]!='?' && wild_ext[r]!=file_ext[r]) return false;
+		r++;
+	}
+	return true;
+}
+
 
 
 DOS_Drive::DOS_Drive() {