analyzer: fix testsuite issues seen with mingw [PR102052]

analyzer: fix testsuite issues seen with mingw [PR102052]

gcc/testsuite/ChangeLog:
	PR analyzer/102052
	* gcc.dg/analyzer/fields.c (size_t): Use __SIZE_TYPE__ rather than
	hardcoding long unsigned int.
	* gcc.dg/analyzer/gzio-3.c (size_t): Likewise.
	* gcc.dg/analyzer/gzio-3a.c (size_t): Likewise.
	* gcc.dg/analyzer/pr98969.c (test_1): Use __UINTPTR_TYPE__ rather
	than long int.
	(test_2): Likewise.
	* gcc.dg/analyzer/pr99716-2.c (test_mountpoint): Use "rand" rather
	than "random".
	* gcc.dg/analyzer/pr99774-1.c (size_t): Use __SIZE_TYPE__ rather
	than hardcoding long unsigned int.
	* gcc.dg/analyzer/strndup-1.c: Add MinGW to targets that don't
	implement strndup.
	* gcc.dg/analyzer/zlib-5.c (size_t): Use __SIZE_TYPE__ rather
	than hardcoding long unsigned int.

Signed-off-by: David Malcolm <dmalcolm@redhat.com>