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-rw-r--r--FL/Fl_System_Driver.H2
1 files changed, 1 insertions, 1 deletions
diff --git a/FL/Fl_System_Driver.H b/FL/Fl_System_Driver.H
index f98e1c624..66e421f24 100644
--- a/FL/Fl_System_Driver.H
+++ b/FL/Fl_System_Driver.H
@@ -80,7 +80,7 @@ public:
// implement these to support cross-platform file operations
virtual char *utf2mbcs(const char *s) {return (char*)s;}
virtual char *getenv(const char* v);
- virtual int putenv(char* v) {return ::putenv(v);}
+ virtual int putenv(char* v) {return -1;}
virtual int open(const char* f, int oflags, int pmode) {return -1;}
virtual FILE *fopen(const char* f, const char *mode) {return NULL;}
virtual int system(const char* cmd) {return -1;}