1--- a/get-edid/classic.c
2+++ b/get-edid/classic.c
3@@ -26,7 +26,7 @@ typedef byte* real_ptr;
4 #define dosmemput(buffer,length,offset) memcpy(offset,buffer,length)
5
6 #define display(...) if (quiet == 0) { fprintf(stderr, __VA_ARGS__); }
7-int quiet;
8+extern int quiet;
9
10 real_ptr far_ptr_to_real_ptr( uint32 farptr )
11 {
12--- a/get-edid/i2c.c
13+++ b/get-edid/i2c.c
14@@ -15,7 +15,7 @@
15
16 //Ideas (but not too much actual code) taken from i2c-tools. Thanks guys.
17
18-int quiet;
19+extern int quiet;
20
21 #define display(...) if (quiet == 0) { fprintf(stderr, __VA_ARGS__); }
22