Fix to net::os::posix. Remove "\s"

lib/std/net/os/posix.c3

@@ -1,7 +1,7 @@
 module std::net::os;
 import libc;
 
-$if env::os_is_win32() && $defined(AddrInfo):
+$if !env::os_is_win32() && $defined(AddrInfo):
 
 const int F_GETFL = 3;
 const int F_SETFL = 4;

src/utils/lib.h

@@ -500,8 +500,6 @@ static inline signed char char_is_valid_escape(char c)
 			return '\\';
 		case '0':
 			return '\0';
-		case 's':
-			return ' ';
 		default:
 			return -1;
 	}

src/version.h

@@ -1 +1 @@
-#define COMPILER_VERSION "0.4.509"
+#define COMPILER_VERSION "0.4.510"