LibC: add ENOBUFS errno

libc/include/errno.h

@@ -13,6 +13,7 @@
 #define EEXISTS 9
 #define ENOTEMPTY 10
 #define ENAMETOOLONG 11
+#define ENOBUFS 12
 
 __BEGIN_DECLS
 

libc/string/strerror.cpp

@@ -43,6 +43,9 @@ char* strerror(int error)
 	case ENAMETOOLONG:
 		strcpy(buffer, "Filename too long");
 		break;
+	case ENOBUFS:
+		strcpy(buffer, "No buffer space available");
+		break;
 	default:
 		{
 			// FIXME: sprintf