Remove compilation warnings issued by Visual Studio 2019.

1 files changed, 5 insertions, 5 deletions

diff --git a/src/Fl_System_Driver.cxx b/src/Fl_System_Driver.cxx
index a68d3b381..71a60c034 100644
--- a/src/Fl_System_Driver.cxx
+++ b/src/Fl_System_Driver.cxx
@@ -357,10 +357,10 @@ unsigned Fl_System_Driver::utf8to_mb(const char* src, unsigned srclen, char* dst
     fl_utf8towc(src, srclen, buf, length+1);
   }
   if (dstlen) {
-    ret = wcstombs(dst, buf, dstlen);
-    if (ret >= (int)dstlen-1) ret = wcstombs(0,buf,0);
+    ret = (int)wcstombs(dst, buf, dstlen);
+    if (ret >= (int)dstlen-1) ret = (int)wcstombs(0,buf,0);
   } else {
-    ret = wcstombs(0,buf,0);
+    ret = (int)wcstombs(0,buf,0);
   }
   if (buf != lbuf) free(buf);
   if (ret >= 0) return (unsigned)ret;
@@ -379,9 +379,9 @@ unsigned Fl_System_Driver::utf8from_mb(char* dst, unsigned dstlen, const char* s
   wchar_t* buf = lbuf;
   int length;
   unsigned ret;
-  length = mbstowcs(buf, src, 1024);
+  length = (int)mbstowcs(buf, src, 1024);
   if (length >= 1024) {
-    length = mbstowcs(0, src, 0)+1;
+    length = (int)mbstowcs(0, src, 0)+1;
     buf = (wchar_t*)(malloc(length*sizeof(wchar_t)));
     mbstowcs(buf, src, length);
   }