diff --git a/cmake/WindowsCache.cmake b/cmake/WindowsCache.cmake
index 41e12fbd..345e7975 100644
--- a/cmake/WindowsCache.cmake
+++ b/cmake/WindowsCache.cmake
@@ -76,7 +76,6 @@ SET(HAVE_GETRLIMIT CACHE  INTERNAL "")
 SET(HAVE_GETRUSAGE CACHE  INTERNAL "")
 SET(HAVE_GETTIMEOFDAY CACHE  INTERNAL "")
 SET(HAVE_GETWD CACHE  INTERNAL "")
-SET(HAVE_GMTIME_R CACHE  INTERNAL "")
 SET(HAVE_GRP_H CACHE  INTERNAL "")
 SET(HAVE_IA64INTRIN_H CACHE  INTERNAL "")
 SET(HAVE_IEEEFP_H CACHE  INTERNAL "")
@@ -87,7 +86,6 @@ SET(HAVE_IPPROTO_IPV6 CACHE  INTERNAL "")
 SET(HAVE_IPV6 TRUE CACHE  INTERNAL "")
 SET(HAVE_IPV6_V6ONLY 1 CACHE  INTERNAL "")
 SET(HAVE_ISINF CACHE  INTERNAL "")
-SET(HAVE_ISNAN CACHE  INTERNAL "")
 SET(HAVE_ISSETUGID CACHE  INTERNAL "")
 SET(HAVE_GETUID CACHE  INTERNAL "")
 SET(HAVE_GETEUID CACHE  INTERNAL "")
@@ -97,7 +95,6 @@ SET(HAVE_LANGINFO_H CACHE  INTERNAL "")
 SET(HAVE_LDIV 1 CACHE  INTERNAL "")
 SET(HAVE_LIMITS_H 1 CACHE  INTERNAL "")
 SET(HAVE_LOCALE_H 1 CACHE  INTERNAL "")
-SET(HAVE_LOCALTIME_R CACHE  INTERNAL "")
 SET(HAVE_LOG2 CACHE  INTERNAL "")
 SET(HAVE_LONGJMP 1 CACHE  INTERNAL "")
 SET(HAVE_LRAND48 CACHE  INTERNAL "")
@@ -217,7 +214,6 @@ SET(HAVE_SIZEOF_ULONG FALSE CACHE  INTERNAL "")
 SET(HAVE_SIZEOF_U_INT32_T FALSE CACHE  INTERNAL "")
 SET(HAVE_SIZE_OF_SSIZE_T FALSE CACHE  INTERNAL "")
 SET(HAVE_SLEEP CACHE  INTERNAL "")
-SET(HAVE_SNPRINTF CACHE  INTERNAL "")
 SET(HAVE_SOCKADDR_STORAGE_SS_FAMILY 1 CACHE  INTERNAL "")
 SET(HAVE_SOLARIS_STYLE_GETHOST CACHE  INTERNAL "")
 SET(STACK_DIRECTION -1 CACHE INTERNAL "")
@@ -309,10 +305,8 @@ SET(WORDS_BIGENDIAN CACHE  INTERNAL "")
 SET(HAVE__S_IFIFO 1 CACHE  INTERNAL "")
 SET(HAVE__S_IREAD 1 CACHE  INTERNAL "")
 SET(HAVE__finite 1 CACHE  INTERNAL "")
-SET(HAVE__isnan 1 CACHE  INTERNAL "")
 SET(HAVE__pclose 1 CACHE  INTERNAL "")
 SET(HAVE__popen 1 CACHE  INTERNAL "")
-SET(HAVE__snprintf 1 CACHE  INTERNAL "")
 SET(HAVE__stricmp 1 CACHE  INTERNAL "")
 SET(HAVE__strnicmp 1 CACHE  INTERNAL "")
 SET(HAVE__strtoi64 1 CACHE  INTERNAL "")
diff --git a/unittest/libmariadb/my_test.h b/unittest/libmariadb/my_test.h
index c1acf256..3932a82c 100644
--- a/unittest/libmariadb/my_test.h
+++ b/unittest/libmariadb/my_test.h
@@ -29,6 +29,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 #include <memory.h>
 #include <string.h>
 #include <ma_errmsg.h>
+#include <stdlib.h>
 
 #ifndef WIN32
 #include <pthread.h>