/Users/gtsotsos/Transmission-files/makemeta.c: In function 'getFiles':
/Users/gtsotsos/Transmission-files/makemeta.c:49: error: storage size of 'sb' isn't known
/Users/gtsotsos/Transmission-files/makemeta.c:52: warning: incompatible implicit declaration of built-in function 'snprintf'
/Users/gtsotsos/Transmission-files/makemeta.c:66: warning: incompatible implicit declaration of built-in function 'malloc'
/Users/gtsotsos/Transmission-files/makemeta.c: In function 'getFileSize':
/Users/gtsotsos/Transmission-files/makemeta.c:102: error: storage size of 'sb' isn't known
/Users/gtsotsos/Transmission-files/makemeta.c: In function 'getHashInfo':
/Users/gtsotsos/Transmission-files/makemeta.c:115: error: storage size of 't' isn't known
/Users/gtsotsos/Transmission-files/makemeta.c:121: error: invalid application of 'sizeof' to incomplete type 'tr_torrent_t' 
/Users/gtsotsos/Transmission-files/makemeta.c:125: warning: incompatible implicit declaration of built-in function 'calloc'
/Users/gtsotsos/Transmission-files/makemeta.c:140: warning: incompatible implicit declaration of built-in function 'malloc'
/Users/gtsotsos/Transmission-files/makemeta.c: In function 'getFileInfo':
/Users/gtsotsos/Transmission-files/makemeta.c:185: warning: incompatible implicit declaration of built-in function 'fprintf'
/Users/gtsotsos/Transmission-files/makemeta.c:185: error: 'stderr' undeclared (first use in this function)
/Users/gtsotsos/Transmission-files/makemeta.c:185: error: (Each undeclared identifier is reported only once
/Users/gtsotsos/Transmission-files/makemeta.c:185: error: for each function it appears in.)
/Users/gtsotsos/Transmission-files/makemeta.c: In function 'tr_makeMetaInfo':
/Users/gtsotsos/Transmission-files/makemeta.c:314: error: 'FILE' undeclared (first use in this function)
/Users/gtsotsos/Transmission-files/makemeta.c:314: error: 'fp' undeclared (first use in this function)
/Users/gtsotsos/Transmission-files/makemeta.c:316: warning: incompatible implicit declaration of built-in function 'fwrite'