[PATCH 1/5 libdrm] modetest: fix some compiler warnings

From: Paulo Zanoni Use unsigned int instead of int: - modetest.c:89:1: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] - modetest.c:97:1: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] - modetest.c:117:1: warning: compar

[PATCH 1/5 libdrm] modetest: fix some compiler warnings

From: Paulo Zanoni Use unsigned int instead of int: - modetest.c:89:1: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] - modetest.c:97:1: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] - modetest.c:117:1: warning: compar