diff --git a/lib/eal/windows/include/rte_os_shim.h b/lib/eal/windows/include/rte_os_shim.h
index 1b314733b2..824d9748ba 100644
--- a/lib/eal/windows/include/rte_os_shim.h
+++ b/lib/eal/windows/include/rte_os_shim.h
@@ -21,6 +21,7 @@
 #define strdup(str) _strdup(str)
 #define strtok_r(str, delim, saveptr) strtok_s(str, delim, saveptr)
 #ifndef RTE_TOOLCHAIN_GCC
+#define strcasecmp(s1, s2) _stricmp(s1, s2)
 #define strncasecmp(s1, s2, count) _strnicmp(s1, s2, count)
 #endif
 
@@ -38,6 +39,14 @@
 #define IPPROTO_SCTP	132
 #endif
 
+#ifndef IPDEFTTL
+#define IPDEFTTL 64
+#endif
+
+#ifndef S_ISREG
+#define S_ISREG(mode)  (((mode) & S_IFMT) == S_IFREG)
+#endif
+
 #ifdef RTE_TOOLCHAIN_GCC
 
 #define TIME_UTC 1