clean up for unix port

37 files changed, 112 insertions, 97 deletions

diff --git a/src/lib9/fmt/charstod.c b/src/lib9/fmt/charstod.c
index ec403b11..65a4e189 100644
--- a/src/lib9/fmt/charstod.c
+++ b/src/lib9/fmt/charstod.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/dofmt.c b/src/lib9/fmt/dofmt.c
index cee3f4e4..873d6926 100644
--- a/src/lib9/fmt/dofmt.c
+++ b/src/lib9/fmt/dofmt.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
@@ -339,10 +339,12 @@ __ifmt(Fmt *f)
 	 * Unsigned verbs
 	 */
 	switch(f->r){
-	case 'o':
-	case 'u':
+	/* unsigned by default only on Unix 
 	case 'x':
 	case 'X':
+	*/
+	case 'o':
+	case 'u':
 		fl |= FmtUnsigned;
 		break;
 	}
@@ -402,7 +404,9 @@ __ifmt(Fmt *f)
 	default:
 		return -1;
 	}
-	if(!(fl & FmtUnsigned)){
+	if(fl & FmtUnsigned)
+		fl &= ~(FmtSign|FmtSpace);
+	else{
 		if(isv && (vlong)vu < 0){
 			vu = -(vlong)vu;
 			neg = 1;
@@ -410,8 +414,6 @@ __ifmt(Fmt *f)
 			u = -(long)u;
 			neg = 1;
 		}
-	}else{
-		fl &= ~(FmtSign|FmtSpace);	/* no + for unsigned conversions */
 	}
 	p = buf + sizeof buf - 1;
 	n = 0;
diff --git a/src/lib9/fmt/dorfmt.c b/src/lib9/fmt/dorfmt.c
index cdaee8a5..5b547d51 100644
--- a/src/lib9/fmt/dorfmt.c
+++ b/src/lib9/fmt/dorfmt.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
@@ -53,7 +53,7 @@ dorfmt(Fmt *f, const Rune *fmt)
 			f->stop = s;
 		}
 
-		fmt = __fmtdispatch(f, fmt, 1);
+		fmt = __fmtdispatch(f, (Rune*)fmt, 1);
 		if(fmt == nil)
 			return -1;
 	}
diff --git a/src/lib9/fmt/errfmt.c b/src/lib9/fmt/errfmt.c
index 21847054..df6c3101 100644
--- a/src/lib9/fmt/errfmt.c
+++ b/src/lib9/fmt/errfmt.c
@@ -14,7 +14,7 @@
 #include <stdarg.h>
 #include <errno.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fltfmt.c b/src/lib9/fmt/fltfmt.c
index 234f03d9..a7e57997 100644
--- a/src/lib9/fmt/fltfmt.c
+++ b/src/lib9/fmt/fltfmt.c
@@ -18,9 +18,10 @@
 #include <stdlib.h>
 #include <errno.h>
 #include <stdarg.h>
+#include <fmt.h>
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
-#include "nan.h"
 
 enum
 {
diff --git a/src/lib9/fmt/fmt.c b/src/lib9/fmt/fmt.c
index 976bf7ca..f9d8328d 100644
--- a/src/lib9/fmt/fmt.c
+++ b/src/lib9/fmt/fmt.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
@@ -64,7 +64,11 @@ static Convfmt knownfmt[] = {
 	'p',	__ifmt,
 	'r',	__errfmt,
 	's',	__strfmt,
-	'u',	__flagfmt,	/* in Unix, __ifmt */
+#ifdef PLAN9PORT
+	'u',	__flagfmt,
+#else
+	'u',	__ifmt,
+#endif
 	'x',	__ifmt,
 	0,	nil,
 };
@@ -103,7 +107,7 @@ __fmtinstall(int c, Fmts f)
 }
 
 int
-fmtinstall(int c, Fmts f)
+fmtinstall(int c, int (*f)(Fmt*))
 {
 	int ret;
 
diff --git a/src/lib9/fmt/fmtdef.h b/src/lib9/fmt/fmtdef.h
index 89468767..bfb2aa97 100644
--- a/src/lib9/fmt/fmtdef.h
+++ b/src/lib9/fmt/fmtdef.h
@@ -11,6 +11,7 @@
  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
+
 /*
  * dofmt -- format to a buffer
  * the number of characters formatted is returned,
@@ -18,29 +19,6 @@
  * if the buffer is ever filled, flush is called.
  * it should reset the buffer and return whether formatting should continue.
  */
-#define uchar _fmtuchar
-#define ushort _fmtushort
-#define uint _fmtuint
-#define ulong _fmtulong
-#define vlong _fmtvlong
-#define uvlong _fmtuvlong
-
-#ifndef USED
-#define USED(x) if(x);else
-#endif
-
-typedef unsigned char		uchar;
-typedef unsigned short		ushort;
-typedef unsigned int		uint;
-typedef unsigned long		ulong;
-
-#ifndef NOVLONGS
-typedef unsigned long long	uvlong;
-typedef long long		vlong;
-#endif
-
-#undef nil
-#define nil		0	/* cannot be ((void*)0) because used for function pointers */
 
 typedef int (*Fmts)(Fmt*);
 
@@ -54,31 +32,36 @@ struct Quoteinfo
 	int	nbytesout;	/* number of bytes that will be generated */
 };
 
-void	*__fmtflush(Fmt*, void*, int);
-void	*__fmtdispatch(Fmt*, void*, int);
-int	__floatfmt(Fmt*, double);
-int	__fmtpad(Fmt*, int);
-int	__rfmtpad(Fmt*, int);
-int	__fmtFdFlush(Fmt*);
-
-int	__efgfmt(Fmt*);
-int	__charfmt(Fmt*);
-int	__runefmt(Fmt*);
-int	__runesfmt(Fmt*);
-int	__countfmt(Fmt*);
-int	__flagfmt(Fmt*);
-int	__percentfmt(Fmt*);
-int	__ifmt(Fmt*);
-int	__strfmt(Fmt*);
-int	__badfmt(Fmt*);
-int	__fmtcpy(Fmt*, const void*, int, int);
-int	__fmtrcpy(Fmt*, const void*, int n);
-int	__errfmt(Fmt *f);
-
-double	__fmtpow10(int);
-
-void	__fmtlock(void);
-void	__fmtunlock(void);
+/* Edit .+1,/^$/ |cfn |grep -v static | grep __ */
+double       __Inf(int sign);
+double       __NaN(void);
+int          __badfmt(Fmt *f);
+int          __charfmt(Fmt *f);
+int          __countfmt(Fmt *f);
+int          __efgfmt(Fmt *fmt);
+int          __errfmt(Fmt *f);
+int          __flagfmt(Fmt *f);
+int          __fmtFdFlush(Fmt *f);
+int          __fmtcpy(Fmt *f, const void *vm, int n, int sz);
+void*        __fmtdispatch(Fmt *f, void *fmt, int isrunes);
+void *       __fmtflush(Fmt *f, void *t, int len);
+void         __fmtlock(void);
+int          __fmtpad(Fmt *f, int n);
+double       __fmtpow10(int n);
+int          __fmtrcpy(Fmt *f, const void *vm, int n);
+void         __fmtunlock(void);
+int          __ifmt(Fmt *f);
+int          __isInf(double d, int sign);
+int          __isNaN(double d);
+int          __needsquotes(char *s, int *quotelenp);
+int          __percentfmt(Fmt *f);
+void         __quotesetup(char *s, Rune *r, int nin, int nout, Quoteinfo *q, int sharp, int runesout);
+int          __quotestrfmt(int runesin, Fmt *f);
+int          __rfmtpad(Fmt *f, int n);
+int          __runefmt(Fmt *f);
+int          __runeneedsquotes(Rune *r, int *quotelenp);
+int          __runesfmt(Fmt *f);
+int          __strfmt(Fmt *f);
 
 #define FMTCHAR(f, t, s, c)\
 	do{\
diff --git a/src/lib9/fmt/fmtfd.c b/src/lib9/fmt/fmtfd.c
index d4251402..5de42ae6 100644
--- a/src/lib9/fmt/fmtfd.c
+++ b/src/lib9/fmt/fmtfd.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fmtfdflush.c b/src/lib9/fmt/fmtfdflush.c
index 796feab2..73bf47c4 100644
--- a/src/lib9/fmt/fmtfdflush.c
+++ b/src/lib9/fmt/fmtfdflush.c
@@ -13,6 +13,7 @@
  */
 #include <stdarg.h>
 #include <unistd.h>
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fmtlock.c b/src/lib9/fmt/fmtlock.c
index fffe81cf..7501ce41 100644
--- a/src/lib9/fmt/fmtlock.c
+++ b/src/lib9/fmt/fmtlock.c
@@ -12,6 +12,7 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fmtprint.c b/src/lib9/fmt/fmtprint.c
index c682f49f..7044d5bd 100644
--- a/src/lib9/fmt/fmtprint.c
+++ b/src/lib9/fmt/fmtprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fmtquote.c b/src/lib9/fmt/fmtquote.c
index 9d5633d6..b8f00c18 100644
--- a/src/lib9/fmt/fmtquote.c
+++ b/src/lib9/fmt/fmtquote.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fmtrune.c b/src/lib9/fmt/fmtrune.c
index a034546b..a7f620eb 100644
--- a/src/lib9/fmt/fmtrune.c
+++ b/src/lib9/fmt/fmtrune.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fmtstr.c b/src/lib9/fmt/fmtstr.c
index 0b227166..b4b68185 100644
--- a/src/lib9/fmt/fmtstr.c
+++ b/src/lib9/fmt/fmtstr.c
@@ -11,9 +11,20 @@
  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
+/*
+ * Plan 9 port version must include libc.h in order to 
+ * get Plan 9 debugging malloc, which sometimes returns
+ * different pointers than the standard malloc. 
+ */
+#ifdef PLAN9PORT
 #include <u.h>
 #include <libc.h>
+#else
+#include <stdlib.h>
+#include "plan9.h"
+#include "fmt.h"
 #include "fmtdef.h"
+#endif
 
 static int
 fmtStrFlush(Fmt *f)
diff --git a/src/lib9/fmt/fmtvprint.c b/src/lib9/fmt/fmtvprint.c
index 60974a0b..d1176a50 100644
--- a/src/lib9/fmt/fmtvprint.c
+++ b/src/lib9/fmt/fmtvprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/fprint.c b/src/lib9/fmt/fprint.c
index c8b889de..b1433806 100644
--- a/src/lib9/fmt/fprint.c
+++ b/src/lib9/fmt/fprint.c
@@ -12,8 +12,9 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
+#include "fmtdef.h"
 
 int
 fprint(int fd, char *fmt, ...)
diff --git a/src/lib9/fmt/nan64.c b/src/lib9/fmt/nan64.c
index dcdcd799..6e355a20 100644
--- a/src/lib9/fmt/nan64.c
+++ b/src/lib9/fmt/nan64.c
@@ -5,24 +5,17 @@
  * same byte ordering.
  */
 
-#include "nan.h"
+#include "plan9.h"
+#include "fmt.h"
+#include "fmtdef.h"
 
 #if defined (__APPLE__) || (__powerpc__)
 #define _NEEDLL
 #endif
 
-typedef unsigned long long uvlong;
-typedef unsigned long ulong;
-
-#ifdef _NEEDLL
-static uvlong uvnan    = 0x7FF0000000000001LL;
-static uvlong uvinf    = 0x7FF0000000000000LL;
-static uvlong uvneginf = 0xFFF0000000000000LL;
-#else
 static uvlong uvnan    = ((uvlong)0x7FF00000<<32)|0x00000001;
 static uvlong uvinf    = ((uvlong)0x7FF00000<<32)|0x00000000;
 static uvlong uvneginf = ((uvlong)0xFFF00000<<32)|0x00000000;
-#endif
 
 double
 __NaN(void)
@@ -72,5 +65,3 @@ __isInf(double d, int sign)
 	else
 		return x==uvneginf;
 }
-
-
diff --git a/src/lib9/fmt/pow10.c b/src/lib9/fmt/pow10.c
index 65a426c3..ecd8b6dc 100644
--- a/src/lib9/fmt/pow10.c
+++ b/src/lib9/fmt/pow10.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/print.c b/src/lib9/fmt/print.c
index 381a1da9..81f202f8 100644
--- a/src/lib9/fmt/print.c
+++ b/src/lib9/fmt/print.c
@@ -12,8 +12,9 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
+#include "fmtdef.h"
 
 int
 print(char *fmt, ...)
diff --git a/src/lib9/fmt/runefmtstr.c b/src/lib9/fmt/runefmtstr.c
index 9ec84cd0..53376395 100644
--- a/src/lib9/fmt/runefmtstr.c
+++ b/src/lib9/fmt/runefmtstr.c
@@ -11,9 +11,20 @@
  * REPRESENTATION OR WARRANTY OF ANY KIND CONCERNING THE MERCHANTABILITY
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
+/*
+ * Plan 9 port version must include libc.h in order to 
+ * get Plan 9 debugging malloc, which sometimes returns
+ * different pointers than the standard malloc. 
+ */
+#ifdef PLAN9PORT
 #include <u.h>
 #include <libc.h>
+#else
+#include <stdlib.h>
+#include "plan9.h"
+#include "fmt.h"
 #include "fmtdef.h"
+#endif
 
 static int
 runeFmtStrFlush(Fmt *f)
diff --git a/src/lib9/fmt/runeseprint.c b/src/lib9/fmt/runeseprint.c
index 7829a439..2753b580 100644
--- a/src/lib9/fmt/runeseprint.c
+++ b/src/lib9/fmt/runeseprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/runesmprint.c b/src/lib9/fmt/runesmprint.c
index 538ae0ee..285ec190 100644
--- a/src/lib9/fmt/runesmprint.c
+++ b/src/lib9/fmt/runesmprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/runesnprint.c b/src/lib9/fmt/runesnprint.c
index 5abb6dbf..2fd1b417 100644
--- a/src/lib9/fmt/runesnprint.c
+++ b/src/lib9/fmt/runesnprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/runesprint.c b/src/lib9/fmt/runesprint.c
index 8abfeb65..ad66efaf 100644
--- a/src/lib9/fmt/runesprint.c
+++ b/src/lib9/fmt/runesprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/runevseprint.c b/src/lib9/fmt/runevseprint.c
index a9ef99b9..72f7e1b0 100644
--- a/src/lib9/fmt/runevseprint.c
+++ b/src/lib9/fmt/runevseprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/runevsmprint.c b/src/lib9/fmt/runevsmprint.c
index 3326da81..988e5c02 100644
--- a/src/lib9/fmt/runevsmprint.c
+++ b/src/lib9/fmt/runevsmprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <stdlib.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/runevsnprint.c b/src/lib9/fmt/runevsnprint.c
index 71557e5b..8aff7345 100644
--- a/src/lib9/fmt/runevsnprint.c
+++ b/src/lib9/fmt/runevsnprint.c
@@ -13,7 +13,7 @@
  */
 #include <stdarg.h>
 #include <string.h>
-#include "utf.h"
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/seprint.c b/src/lib9/fmt/seprint.c
index d5031a2b..32f60c69 100644
--- a/src/lib9/fmt/seprint.c
+++ b/src/lib9/fmt/seprint.c
@@ -12,7 +12,9 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
+#include "fmtdef.h"
 
 char*
 seprint(char *buf, char *e, char *fmt, ...)
diff --git a/src/lib9/fmt/smprint.c b/src/lib9/fmt/smprint.c
index 543411a0..1bc8975a 100644
--- a/src/lib9/fmt/smprint.c
+++ b/src/lib9/fmt/smprint.c
@@ -12,7 +12,9 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
+#include "fmtdef.h"
 
 char*
 smprint(char *fmt, ...)
diff --git a/src/lib9/fmt/snprint.c b/src/lib9/fmt/snprint.c
index 594606d2..693affd7 100644
--- a/src/lib9/fmt/snprint.c
+++ b/src/lib9/fmt/snprint.c
@@ -12,7 +12,9 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
+#include "fmtdef.h"
 
 int
 snprint(char *buf, int len, char *fmt, ...)
diff --git a/src/lib9/fmt/sprint.c b/src/lib9/fmt/sprint.c
index 8551ca3c..8313b169 100644
--- a/src/lib9/fmt/sprint.c
+++ b/src/lib9/fmt/sprint.c
@@ -13,6 +13,8 @@
  */
 #include <stdarg.h>
 #include <fmt.h>
+#include "plan9.h"
+#include "fmt.h"
 #include "fmtdef.h"
 
 int
diff --git a/src/lib9/fmt/strtod.c b/src/lib9/fmt/strtod.c
index 685b7fae..5939dd90 100644
--- a/src/lib9/fmt/strtod.c
+++ b/src/lib9/fmt/strtod.c
@@ -17,15 +17,9 @@
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
+#include "plan9.h"
 #include "fmt.h"
-#include "nan.h"
-
-#ifndef nelem
-#define nelem(x)	(sizeof(x)/sizeof *(x))
-#endif
-#define nil ((void*)0)
-#define ulong _fmtulong
-typedef unsigned long ulong;
+#include "fmtdef.h"
 
 static ulong
 umuldiv(ulong a, ulong b, ulong c)
diff --git a/src/lib9/fmt/test.c b/src/lib9/fmt/test.c
index a1a1d5ed..650f0f55 100644
--- a/src/lib9/fmt/test.c
+++ b/src/lib9/fmt/test.c
@@ -13,7 +13,9 @@
  */
 #include <stdarg.h>
 #include <utf.h>
+#include "plan9.h"
 #include "fmt.h"
+#include "fmtdef.h"
 
 int
 main(int argc, char *argv[])
diff --git a/src/lib9/fmt/vfprint.c b/src/lib9/fmt/vfprint.c
index 711b6588..1df47477 100644
--- a/src/lib9/fmt/vfprint.c
+++ b/src/lib9/fmt/vfprint.c
@@ -12,6 +12,7 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/vseprint.c b/src/lib9/fmt/vseprint.c
index a1be5e40..9eb674ac 100644
--- a/src/lib9/fmt/vseprint.c
+++ b/src/lib9/fmt/vseprint.c
@@ -12,6 +12,7 @@
  * OF THIS SOFTWARE OR ITS FITNESS FOR ANY PARTICULAR PURPOSE.
  */
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/vsmprint.c b/src/lib9/fmt/vsmprint.c
index 4f55c41c..871531ee 100644
--- a/src/lib9/fmt/vsmprint.c
+++ b/src/lib9/fmt/vsmprint.c
@@ -13,6 +13,7 @@
  */
 #include <stdlib.h>
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"
 
diff --git a/src/lib9/fmt/vsnprint.c b/src/lib9/fmt/vsnprint.c
index 7272ab62..ec05d48a 100644
--- a/src/lib9/fmt/vsnprint.c
+++ b/src/lib9/fmt/vsnprint.c
@@ -13,6 +13,7 @@
  */
 #include <stdlib.h>
 #include <stdarg.h>
+#include "plan9.h"
 #include "fmt.h"
 #include "fmtdef.h"