Fixed missing semicolons

Fixed default struct initialization because I write C++ normally
Fixed bug where uniproc_win64.c would not correctly append arguments to the command-line string

src/uniproc_win64.c

@@ -44,6 +44,7 @@ uniproc_process uniproc_create_process(const char* cmd, const size_t num_args, c
 	for (size_t i = 0; i < num_args; ++i)
 		cmd_len += strlen(argv[i]) + 1;
 	char* p_cmd = malloc((cmd_len+1) * sizeof(char));
+	p_cmd[x] = ' ';
 	memcpy(p_cmd, cmd, x * sizeof(char));
 	x += 1; // Account for space after cmd
 	for (size_t i = 0; i < num_args; ++i)
@@ -51,7 +52,7 @@ uniproc_process uniproc_create_process(const char* cmd, const size_t num_args, c
 		size_t arglen = strlen(argv[i]);
 		memcpy(p_cmd + x, argv[i], arglen);
 		p_cmd[x + arglen] = ' ';
-		x += arglen + 1
+		x += arglen + 1;
 	}
 	p_cmd[cmd_len] = '\0';