- add sndio

Index: setup/WRCNFGAP.i
--- setup/WRCNFGAP.i.orig
+++ setup/WRCNFGAP.i
@@ -194,6 +194,9 @@ LOCALPROC WriteCommonCNFGRAPIContents(void)
 						WriteDestFileLn("#include <sys/soundcard.h>");
 					}
 					break;
+				case gbk_sndapi_sndio:
+					WriteDestFileLn("#include <sndio.h>");
+					break;
 				default:
 					break;
 			}
