Include ctype.h for toupper

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Martin Kroeker 2022-02-23 15:38:12 +01:00 committed by GitHub
parent 8a15de0995
commit 2a9e337a84
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@ -11,6 +11,7 @@
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
#include <stdio.h> #include <stdio.h>
#include <ctype.h>
#include <complex.h> #include <complex.h>
#ifdef complex #ifdef complex
#undef complex #undef complex