$ find curl/ -name "*.c" | xargs gawk '{ if (length($0) > 80) print FILENAME " : line " FNR " exceeds the 80 limit"}'
curl/lib/transfer.c : line 414 exceeds the 80 limit
curl/lib/connect.c : line 59 exceeds the 80 limit
curl/lib/nwlib.c : line 65 exceeds the 80 limit
curl/lib/ftp.c : line 289 exceeds the 80 limit
curl/lib/ftp.c : line 2324 exceeds the 80 limit
curl/lib/progress.c : line 365 exceeds the 80 limit
curl/lib/progress.c : line 366 exceeds the 80 limit
curl/lib/strerror.c : line 205 exceeds the 80 limit
curl/lib/url.c : line 413 exceeds the 80 limit
curl/lib/url.c : line 423 exceeds the 80 limit
curl/lib/url.c : line 2639 exceeds the 80 limit
curl/lib/url.c : line 3528 exceeds the 80 limit
curl/lib/cookie.c : line 88 exceeds the 80 limit
curl/lib/cookie.c : line 341 exceeds the 80 limit
curl/lib/http_ntlm.c : line 31 exceeds the 80 limit
curl/lib/http_ntlm.c : line 725 exceeds the 80 limit
curl/lib/http_ntlm.c : line 1039 exceeds the 80 limit
curl/lib/ldap.c : line 49 exceeds the 80 limit
curl/lib/ldap.c : line 273 exceeds the 80 limit
curl/lib/ssluse.c : line 662 exceeds the 80 limit
curl/lib/ssluse.c : line 665 exceeds the 80 limit
curl/lib/ssluse.c : line 1759 exceeds the 80 limit
curl/lib/telnet.c : line 963 exceeds the 80 limit
curl/lib/telnet.c : line 1249 exceeds the 80 limit
curl/lib/krb5.c : line 174 exceeds the 80 limit
curl/lib/krb5.c : line 177 exceeds the 80 limit
curl/lib/krb5.c : line 274 exceeds the 80 limit
curl/lib/mprintf.c : line 1198 exceeds the 80 limit
curl/lib/mprintf.c : line 1215 exceeds the 80 limit
curl/lib/http.c : line 2611 exceeds the 80 limit
curl/lib/formdata.c : line 43 exceeds the 80 limit
curl/lib/formdata.c : line 54 exceeds the 80 limit
curl/lib/formdata.c : line 59 exceeds the 80 limit
curl/lib/formdata.c : line 384 exceeds the 80 limit
curl/lib/formdata.c : line 1323 exceeds the 80 limit
curl/lib/hostthre.c : line 548 exceeds the 80 limit
curl/tests/libtest/lib552.c : line 184 exceeds the 80 limit
curl/ares/ares_gethostbyname.c : line 65 exceeds the 80 limit
curl/ares/ares_gethostbyname.c : line 207 exceeds the 80 limit
curl/ares/ares_gethostbyname.c : line 443 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 71 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 80 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 176 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 183 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 190 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 210 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 225 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 237 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 239 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 252 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 287 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 290 exceeds the 80 limit
curl/ares/ares_getnameinfo.c : line 336 exceeds the 80 limit
curl/ares/ares_search.c : line 45 exceeds the 80 limit
curl/ares/ares_query.c : line 40 exceeds the 80 limit
curl/ares/ares_query.c : line 140 exceeds the 80 limit
curl/ares/ares_process.c : line 131 exceeds the 80 limit
curl/ares/ares_process.c : line 177 exceeds the 80 limit
curl/ares/ares_gethostbyaddr.c : line 60 exceeds the 80 limit
curl/ares/ares_gethostbyaddr.c : line 229 exceeds the 80 limit
curl/ares/ares_gethostbyaddr.c : line 234 exceeds the 80 limit
curl/ares/ares_parse_a_reply.c : line 86 exceeds the 80 limit
curl/ares/acountry.c : line 73 exceeds the 80 limit
curl/ares/acountry.c : line 236 exceeds the 80 limit
curl/ares/acountry.c : line 581 exceeds the 80 limit
curl/ares/acountry.c : line 582 exceeds the 80 limit
curl/ares/ares_init.c : line 67 exceeds the 80 limit
curl/ares/ares_init.c : line 81 exceeds the 80 limit
curl/ares/ares_init.c : line 407 exceeds the 80 limit
curl/ares/ares_init.c : line 517 exceeds the 80 limit
curl/ares/ares_init.c : line 593 exceeds the 80 limit
curl/ares/ares_init.c : line 595 exceeds the 80 limit
curl/ares/ares_init.c : line 598 exceeds the 80 limit
curl/ares/ares_init.c : line 759 exceeds the 80 limit
curl/ares/ares_init.c : line 808 exceeds the 80 limit
curl/ares/ares_init.c : line 1328 exceeds the 80 limit
curl/src/main.c : line 614 exceeds the 80 limit
curl/src/main.c : line 622 exceeds the 80 limit
curl/src/main.c : line 640 exceeds the 80 limit
curl/src/main.c : line 644 exceeds the 80 limit
curl/src/main.c : line 651 exceeds the 80 limit
curl/src/main.c : line 658 exceeds the 80 limit
curl/src/main.c : line 695 exceeds the 80 limit
curl/src/main.c : line 704 exceeds the 80 limit
curl/src/main.c : line 710 exceeds the 80 limit
curl/src/main.c : line 713 exceeds the 80 limit
curl/src/main.c : line 735 exceeds the 80 limit
curl/src/main.c : line 1853 exceeds the 80 limit
curl/src/main.c : line 4243 exceeds the 80 limit
curl/src/main.c : line 4338 exceeds the 80 limit
curl/src/writeout.c : line 185 exceeds the 80 limit
curl/src/writeout.c : line 190 exceeds the 80 limit
curl/src/writeout.c : line 205 exceeds the 80 limit
curl/docs/examples/cookie_interface.c : line 30 exceeds the 80 limit
curl/docs/examples/cookie_interface.c : line 56 exceeds the 80 limit
curl/docs/examples/cookie_interface.c : line 58 exceeds the 80 limit
curl/docs/examples/cookie_interface.c : line 79 exceeds the 80 limit
curl/docs/examples/cookie_interface.c : line 82 exceeds the 80 limit
curl/docs/examples/cookie_interface.c : line 92 exceeds the 80 limit
curl/docs/examples/multi-app.c : line 112 exceeds the 80 limit
curl/docs/examples/ghiper.c : line 299 exceeds the 80 limit
curl/docs/examples/curlgtk.c : line 11 exceeds the 80 limit
curl/docs/examples/ftpuploadresume.c : line 28 exceeds the 80 limit
curl/docs/examples/ftpuploadresume.c : line 33 exceeds the 80 limit
curl/docs/examples/ftpget.c : line 61 exceeds the 80 limit
curl/docs/examples/curlx.c : line 101 exceeds the 80 limit
curl/docs/examples/curlx.c : line 104 exceeds the 80 limit
curl/docs/examples/curlx.c : line 105 exceeds the 80 limit
curl/docs/examples/curlx.c : line 106 exceeds the 80 limit
curl/docs/examples/curlx.c : line 107 exceeds the 80 limit
curl/docs/examples/curlx.c : line 156 exceeds the 80 limit
curl/docs/examples/curlx.c : line 215 exceeds the 80 limit
curl/docs/examples/curlx.c : line 389 exceeds the 80 limit
curl/docs/examples/curlx.c : line 410 exceeds the 80 limit
curl/docs/examples/curlx.c : line 462 exceeds the 80 limit
curl/docs/examples/curlx.c : line 472 exceeds the 80 limit
curl/docs/examples/fopen.c : line 240 exceeds the 80 limit

$ find curl/ -name "*.h" | xargs gawk '{ if (length($0) > 80) print FILENAME " : line " FNR " exceeds the 80 limit"}'
curl/lib/memdebug.h : line 54 exceeds the 80 limit
curl/lib/memdebug.h : line 55 exceeds the 80 limit
curl/lib/memdebug.h : line 62 exceeds the 80 limit
curl/lib/hostip.h : line 245 exceeds the 80 limit
curl/lib/setup.h : line 298 exceeds the 80 limit
curl/lib/setup.h : line 346 exceeds the 80 limit
curl/lib/connect.h : line 34 exceeds the 80 limit
curl/lib/http_negotiate.h : line 30 exceeds the 80 limit
curl/lib/config-tpf.h : line 567 exceeds the 80 limit
curl/lib/strtoofft.h : line 48 exceeds the 80 limit
curl/ares/ares_dns.h : line 58 exceeds the 80 limit
curl/ares/ares_dns.h : line 59 exceeds the 80 limit
curl/ares/ares_dns.h : line 60 exceeds the 80 limit
curl/ares/ares_dns.h : line 61 exceeds the 80 limit
curl/ares/ares_dns.h : line 63 exceeds the 80 limit
curl/ares/ares_dns.h : line 64 exceeds the 80 limit
curl/ares/ares.h : line 215 exceeds the 80 limit
curl/src/config-amigaos.h : line 59 exceeds the 80 limit
curl/src/config-amigaos.h : line 62 exceeds the 80 limit
curl/packages/vms/curlmsg.h : line 1 exceeds the 80 limit
curl/packages/vms/curlmsg.h : line 3 exceeds the 80 limit
curl/packages/vms/curlmsg.h : line 4 exceeds the 80 limit
curl/packages/vms/curlmsg.h : line 9 exceeds the 80 limit
curl/packages/vms/curlmsg_vms.h : line 1 exceeds the 80 limit
curl/include/curl/mprintf.h : line 38 exceeds the 80 limit
curl/include/curl/mprintf.h : line 42 exceeds the 80 limit
curl/include/curl/multi.h : line 286 exceeds the 80 limit
curl/include/curl/curl.h : line 65 exceeds the 80 limit
curl/include/curl/curl.h : line 121 exceeds the 80 limit
curl/include/curl/curl.h : line 772 exceeds the 80 limit
curl/include/curl/curl.h : line 1356 exceeds the 80 limit
curl/include/curl/curl.h : line 1358 exceeds the 80 limit