/^\/\* EXTPROTO \*\/$/ {
    getline     # function return
    printf "%-16s ", $0
    cline=""
    while (index(cline, "{") == 0 && index(cline, "#") == 0) {
	getline # function name and args
        cline=cline $0
    }
    gsub(/[\t\n]/, " ", cline)
    gsub(/[ ]+/, " ", cline)
    l = index(cline, "(")
    m = index(cline, "{")
    n = index(cline, "#")
    if (n > 0) { m = n }
    outstring = sprintf("%%-32.%ds __PROTO(", l - 1)
    printf outstring, cline
    reststring = substr(cline, l, m - l)
    printf reststring
    print ");"
}