initial check-in, version 0.5.0

src/network/hstrerror.c

@@ -0,0 +1,16 @@
+#define _GNU_SOURCE
+#include <netdb.h>
+
+static const char msgs[] =
+	"Host not found\0"
+	"Try again\0"
+	"Non-recoverable error\0"
+	"Address not available\0"
+	"\0Unknown error";
+
+const char *hstrerror(int ecode)
+{
+	const char *s;
+	for (s=msgs, ecode--; ecode && *s; ecode--, s++) for (; *s; s++);
+	return *s ? s : s+1;
+}