fixed typos.

buffer/buffer_putsalign.c

@@ -1,6 +1,6 @@
 #include "str.h"
 #include "buffer.h"
 
-int buffer_puts(buffer* b,const char* x) {
+int buffer_putsalign(buffer* b,const char* x) {
   return buffer_putalign(b,x,str_len(x));
 }

buffer/buffer_putsflush.c

@@ -1,6 +1,6 @@
 #include "str.h"
 #include "buffer.h"
 
-int buffer_puts(buffer* b,const char* x) {
+int buffer_putsflush(buffer* b,const char* x) {
   return buffer_putflush(b,x,str_len(x));
 }

unix/ndelay_off.c

@@ -7,6 +7,6 @@
 #define O_NDELAY O_NONBLOCK
 #endif
 
-int ndelay_on(int fd) {
+int ndelay_off(int fd) {
   return fcntl(fd,F_SETFL,fcntl(fd,F_GETFL,0) & ~O_NDELAY);
 }