diff --git a/ev_helpers.h b/ev_helpers.h
index f1d4e7a..9298f48 100644
--- a/ev_helpers.h
+++ b/ev_helpers.h
@@ -23,12 +23,17 @@ evstring_readFile(
 #ifdef EV_HELPERS_IMPLEMENTATION
 #undef EV_HELPERS_IMPLEMENTATION
 
+
 evstring
 evstring_readFile(
   evstring filePath)
 {
   FILE* f = NULL;
+#if EV_OS_WINDOWS
   if(fopen_s(&f,filePath,"rb")) return EV_INVALID(evstring);
+#else
+  f = fopen(filePath, "rb");
+#endif
 
   fseek(f, 0, SEEK_END);
   u32 buflen = ftell(f);
diff --git a/ev_numeric.h b/ev_numeric.h
index dc0584f..100a9b9 100644
--- a/ev_numeric.h
+++ b/ev_numeric.h
@@ -97,4 +97,15 @@ static const struct Float64Data Float64 =
   .EPS     =  2.2204460492503131e-016
 };
 
+#if !EV_OS_WINDOWS
+#define max(a,b) \
+  ({ __typeof__(a) _a = (a); \
+     __typeof__(b) _b = (b); \
+     _a > _b ? _a : _b; })
+#define min(a,b) \
+  ({ __typeof__(a) _a = (a); \
+     __typeof__(b) _b = (b); \
+     _a < _b ? _a : _b; })
+#endif
+
 #endif // EV_HEADERS_NUMERIC_H
diff --git a/ev_vec.h b/ev_vec.h
index c79f3c4..44e062e 100644
--- a/ev_vec.h
+++ b/ev_vec.h
@@ -6,6 +6,10 @@
 #include "ev_types.h"
 #include "ev_numeric.h"
 
+#if !EV_OS_WINDOWS
+#include <string.h>
+#endif
+
 #if defined(EV_VEC_SHARED)
 # if defined (EV_VEC_IMPL)
 #  define EV_VEC_API EV_EXPORT