[C]warning: implicit declaration of function of MACRO

[zacca94]

Paths:

types/types.h
sorting/sorting.h
sorting/sorting.c
sorting/main.c

Compilazione:

gcc -c ./common/types/types.h
gcc -c  ./common/sorting/sorting.c
gcc ./common/sorting/main.c sorting.o types.h.gch

Errore:
./common/sorting/main.c:28:5: warning: implicit declaration of function ‘FAST_SORT’ [-Wimplicit-function-declaration]
FAST_SORT( e[ 0 ], n );

La Macro è definita in sorting/sorting.c

Grazie