patch 8.1.0949: MS-windows defines GUI macros different than other systems commit https://github.com/vim/vim/commit/0472b6d149445579e3a63519b15f099f9adda3f7 Author: Bram Moolenaar <Bram@vim.org> Date: Mon Feb 18 21:41:37 2019 +0100 patch 8.1.0949: MS-windows defines GUI macros different than other systems Problem: MS-windows defines GUI macros different than other systems. Solution: Swap FEAT_GUI and FEAT_GUI_MSWIN. (Hirohito Higashi, closes https://github.com/vim/vim/issues/3996)

/*
 * An extremely simple program to make the cursor blink in an xterm.
 * This is useful when the cursor is hard to spot in a highlighted file.
 * Start in the background: "blink&"  Stop by killing it.
 * Bram Moolenaar  980109  (based on an idea from John Lange).
 */

#include <stdio.h>
#include <unistd.h>

	int
main(void)
{
	while (1)
	{
		printf("\e[?25h");
		fflush(stdout);
		usleep(400000);		/* on time */
		printf("\e[?25l");
		fflush(stdout);
		usleep(250000);		/* off time */
	}
	return 0;
}