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-rw-r--r--sys/include/ape/stdio.h2
-rw-r--r--sys/include/stdio.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/sys/include/ape/stdio.h b/sys/include/ape/stdio.h
index 80374c3b6..b05f41e69 100644
--- a/sys/include/ape/stdio.h
+++ b/sys/include/ape/stdio.h
@@ -106,7 +106,7 @@ extern int getchar(void);
#define getchar() getc(stdin)
extern char *gets(char *);
extern int putc(int, FILE *);
-#define putc(c, f) ((f)->wp>=(f)->rp?_IO_putc(c, f):(*(f)->wp++=(c)&_IO_CHMASK))
+#define putc(c, f) ((f)->wp>=(f)->rp?_IO_putc(c, f):((*(f)->wp++=(c))&_IO_CHMASK))
extern int _IO_putc(int, FILE *);
extern int putchar(int);
#define putchar(c) putc(c, stdout)
diff --git a/sys/include/stdio.h b/sys/include/stdio.h
index d348f179e..8ed8b43a4 100644
--- a/sys/include/stdio.h
+++ b/sys/include/stdio.h
@@ -92,7 +92,7 @@ int getchar(void);
#define getchar() getc(stdin)
char *gets(char *);
int putc(int, FILE *);
-#define putc(c, f) ((f)->wp>=(f)->rp?_IO_putc(c, f):(*(f)->wp++=(c)&_IO_CHMASK))
+#define putc(c, f) ((f)->wp>=(f)->rp?_IO_putc(c, f):((*(f)->wp++=(c))&_IO_CHMASK))
int _IO_putc(int, FILE *);
int putchar(int);
#define putchar(c) putc(c, stdout)