Check for libgdb when building inno setup

Makefile

@@ -2665,6 +2665,10 @@ ifeq ($(wildcard docs-pdf.zip),)
 	@$(ECHO) "No documentation available. Please copy the file docs-pdf.zip to this directory."
 	@exit 1
 endif
+endif
+ifeq ($(wildcard libgdb/win32/libgdb.a),)
+	@$(ECHO) "Libgdb not available. Please get and unzip libgdb-<version>.i386-win32.zip in this directory."
+	@exit 1
 endif
 	$(DELTREE) $(INNODIR)
 	$(MKDIR) $(INNODIR)

Makefile.fpc

@@ -685,6 +685,11 @@ ifeq ($(wildcard docs-pdf.zip),)
 	@$(ECHO) "No documentation available. Please copy the file docs-pdf.zip to this directory."
 	@exit 1
 endif
+endif
+# Check for libgdb
+ifeq ($(wildcard libgdb/win32/libgdb.a),)
+	@$(ECHO) "Libgdb not available. Please get and unzip libgdb-<version>.i386-win32.zip in this directory."
+	@exit 1
 endif
         $(DELTREE) $(INNODIR)
         $(MKDIR) $(INNODIR)