47 static int char_left_gc(const char *buffer, size_t len)  in char_left_gc()  argument
52 		if (buffer[i] == ' ' ||  in char_left_gc()
53 		    buffer[i] == '\t')  in char_left_gc()
62 static int char_right_gc(const char *buffer, size_t len)  in char_right_gc()  argument
67 		if (buffer[i] == ' '  ||  in char_right_gc()
68 		    buffer[i] == '\t' ||  in char_right_gc()
69 		    buffer[i] == '\n' ||  in char_right_gc()
70 		    buffer[i] == '\0')  in char_right_gc()
79 static char *trim_whitespace_in_place(char *buffer)  in trim_whitespace_in_place()  argument
81 	buffer += char_left_gc(buffer, strlen(buffer));  in trim_whitespace_in_place()
82 	buffer[char_right_gc(buffer, strlen(buffer))] = '\0';  in trim_whitespace_in_place()
83 	return buffer;  in trim_whitespace_in_place()