Index: Makefile.msc
==================================================================
--- Makefile.msc
+++ Makefile.msc
@@ -310,16 +310,16 @@
 # to how the Tcl library functions are declared and exported (i.e. without
 # an explicit calling convention, which results in "cdecl").
 #
 !IF $(USE_STDCALL)!=0
 !IF "$(PLATFORM)"=="x86"
-CORE_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl
-SHELL_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl
+CORE_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl -DSQLITE_STDCALL=__stdcall
+SHELL_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl -DSQLITE_STDCALL=__stdcall
 !ELSE
 !IFNDEF PLATFORM
-CORE_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl
-SHELL_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl
+CORE_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl -DSQLITE_STDCALL=__stdcall
+SHELL_CCONV_OPTS = -Gz -DSQLITE_CDECL=__cdecl -DSQLITE_STDCALL=__stdcall
 !ELSE
 CORE_CCONV_OPTS =
 SHELL_CCONV_OPTS =
 !ENDIF
 !ENDIF

Index: src/sqlite.h.in
==================================================================
--- src/sqlite.h.in
+++ src/sqlite.h.in
@@ -41,22 +41,24 @@
 extern "C" {
 #endif
 
 
 /*
-** Add the ability to override 'extern'
+** Provide the ability to override linkage features of the interface.
 */
 #ifndef SQLITE_EXTERN
 # define SQLITE_EXTERN extern
 #endif
-
-/*
-** Add the ability to override 'cdecl'
-*/
+#ifndef SQLITE_API
+# define SQLITE_API
+#endif
 #ifndef SQLITE_CDECL
 # define SQLITE_CDECL
 #endif
+#ifndef SQLITE_STDCALL
+# define SQLITE_STDCALL
+#endif
 
 /*
 ** These no-op macros are used in front of interfaces to mark those
 ** interfaces as either deprecated or experimental.  New applications
 ** should not use deprecated interfaces - they are supported for backwards

Index: tool/mksqlite3c-noext.tcl
==================================================================
--- tool/mksqlite3c-noext.tcl
+++ tool/mksqlite3c-noext.tcl
@@ -78,13 +78,10 @@
 #define SQLITE_AMALGAMATION 1}]
 if {$addstatic} {
   puts $out \
 {#ifndef SQLITE_PRIVATE
 # define SQLITE_PRIVATE static
-#endif
-#ifndef SQLITE_API
-# define SQLITE_API
 #endif}
 }
 
 # These are the header files used by SQLite.  The first time any of these 
 # files are seen in a #include statement in the C code, include the complete
@@ -104,22 +101,42 @@
    os_win.h
    os.h
    pager.h
    parse.h
    pcache.h
+   pragma.h
    sqlite3ext.h
    sqlite3.h
    sqliteicu.h
    sqliteInt.h
    sqliteLimit.h
    vdbe.h
    vdbeInt.h
+   vxworks.h
    wal.h
+   whereInt.h
 } {
   set available_hdr($hdr) 1
 }
 set available_hdr(sqliteInt.h) 0
+
+# These headers should be copied into the amalgamation without modifying any
+# of their function declarations or definitions.
+set varonly_hdr(sqlite3.h) 1
+
+# These are the functions that accept a variable number of arguments.  They
+# always need to use the "cdecl" calling convention even when another calling
+# convention (e.g. "stcall") is being used for the rest of the library.
+set cdecllist {
+  sqlite3_config
+  sqlite3_db_config
+  sqlite3_log
+  sqlite3_mprintf
+  sqlite3_snprintf
+  sqlite3_test_control
+  sqlite3_vtab_config
+}
 
 # 78 stars used for comment formatting.
 set s78 \
 {*****************************************************************************}
 
@@ -133,25 +150,25 @@
   puts $out "/************** $text $stars/"
 }
 
 # Read the source file named $filename and write it into the
 # sqlite3.c output file.  If any #include statements are seen,
-# process them approprately.
+# process them appropriately.
 #
 proc copy_file {filename} {
-  global seen_hdr available_hdr out addstatic linemacros
+  global seen_hdr available_hdr varonly_hdr cdecllist out addstatic linemacros
   set ln 0
   set tail [file tail $filename]
   section_comment "Begin file $tail"
   if {$linemacros} {puts $out "#line 1 \"$filename\""}
   set in [open $filename r]
   set varpattern {^[a-zA-Z][a-zA-Z_0-9 *]+(sqlite3[_a-zA-Z0-9]+)(\[|;| =)}
-  set declpattern {[a-zA-Z][a-zA-Z_0-9 ]+ \**(sqlite3[_a-zA-Z0-9]+)\(}
+  set declpattern {([a-zA-Z][a-zA-Z_0-9 ]+ \**)(sqlite3[_a-zA-Z0-9]+)(\(.*)}
   if {[file extension $filename]==".h"} {
     set declpattern " *$declpattern"
   }
-  set declpattern ^$declpattern
+  set declpattern ^$declpattern\$
   while {![eof $in]} {
     set line [gets $in]
     incr ln
     if {[regexp {^\s*#\s*include\s+["<]([^">]+)[">]} $line all hdr]} {
       if {[info exists available_hdr($hdr)]} {
@@ -163,46 +180,71 @@
           copy_file tsrc/$hdr
           section_comment "Continuing where we left off in $tail"
           if {$linemacros} {puts $out "#line [expr {$ln+1}] \"$filename\""}
         }
       } elseif {![info exists seen_hdr($hdr)]} {
-        set seen_hdr($hdr) 1
+        if {![regexp {/\*\s+amalgamator:\s+dontcache\s+\*/} $line]} {
+          set seen_hdr($hdr) 1
+        }
+        puts $out $line
+      } elseif {[regexp {/\*\s+amalgamator:\s+keep\s+\*/} $line]} {
+        # This include file must be kept because there was a "keep"
+        # directive inside of a line comment.
         puts $out $line
       } else {
-        puts $out "/* $line */"
+        # Comment out the entire line, replacing any nested comment
+        # begin/end markers with the harmless substring "**".
+        puts $out "/* [string map [list /* ** */ **] $line] */"
       }
     } elseif {[regexp {^#ifdef __cplusplus} $line]} {
       puts $out "#if 0"
     } elseif {!$linemacros && [regexp {^#line} $line]} {
       # Skip #line directives.
     } elseif {$addstatic && ![regexp {^(static|typedef)} $line]} {
-      regsub {^SQLITE_API } $line {} line
-      if {[regexp $declpattern $line all funcname]} {
+      # Skip adding the SQLITE_PRIVATE or SQLITE_API keyword before
+      # functions if this header file does not need it.
+      if {![info exists varonly_hdr($tail)]
+       && [regexp $declpattern $line all rettype funcname rest]} {
+        regsub {^SQLITE_API } $line {} line
         # Add the SQLITE_PRIVATE or SQLITE_API keyword before functions.
         # so that linkage can be modified at compile-time.
         if {[regexp {^sqlite3_} $funcname]} {
-          puts $out "SQLITE_API $line"
+          set line SQLITE_API
+          append line " " [string trim $rettype]
+          if {[string index $rettype end] ne "*"} {
+            append line " "
+          }
+          if {[lsearch -exact $cdecllist $funcname] >= 0} {
+            append line SQLITE_CDECL
+          } else {
+            append line SQLITE_STDCALL
+          }
+          append line " " $funcname $rest
+          puts $out $line
         } else {
           puts $out "SQLITE_PRIVATE $line"
         }
       } elseif {[regexp $varpattern $line all varname]} {
-        # Add the SQLITE_PRIVATE before variable declarations or
-        # definitions for internal use
-        if {![regexp {^sqlite3_} $varname]} {
-          regsub {^extern } $line {} line
-          puts $out "SQLITE_PRIVATE $line"
-        } else {
-          if {[regexp {const char sqlite3_version\[\];} $line]} {
-            set line {const char sqlite3_version[] = SQLITE_VERSION;}
-          }
-          regsub {^SQLITE_EXTERN } $line {} line
-          puts $out "SQLITE_API $line"
-        }
-      } elseif {[regexp {^(SQLITE_EXTERN )?void \(\*sqlite3IoTrace\)} $line]} {
-        regsub {^SQLITE_EXTERN } $line {} line
-        puts $out "SQLITE_PRIVATE $line"
-      } elseif {[regexp {^void \(\*sqlite3Os} $line]} {
+          # Add the SQLITE_PRIVATE before variable declarations or
+          # definitions for internal use
+          regsub {^SQLITE_API } $line {} line
+          if {![regexp {^sqlite3_} $varname]} {
+            regsub {^extern } $line {} line
+            puts $out "SQLITE_PRIVATE $line"
+          } else {
+            if {[regexp {const char sqlite3_version\[\];} $line]} {
+              set line {const char sqlite3_version[] = SQLITE_VERSION;}
+            }
+            regsub {^SQLITE_EXTERN } $line {} line
+            puts $out "SQLITE_API $line"
+          }
+      } elseif {[regexp {^(SQLITE_EXTERN )?void \(\*sqlite3IoTrace\)} $line]} {
+        regsub {^SQLITE_API } $line {} line
+        regsub {^SQLITE_EXTERN } $line {} line
+        puts $out $line
+      } elseif {[regexp {^void \(\*sqlite3Os} $line]} {
+        regsub {^SQLITE_API } $line {} line
         puts $out "SQLITE_PRIVATE $line"
       } else {
         puts $out $line
       }
     } else {

Index: tool/mksqlite3c.tcl
==================================================================
--- tool/mksqlite3c.tcl
+++ tool/mksqlite3c.tcl
@@ -78,13 +78,10 @@
 #define SQLITE_AMALGAMATION 1}]
 if {$addstatic} {
   puts $out \
 {#ifndef SQLITE_PRIVATE
 # define SQLITE_PRIVATE static
-#endif
-#ifndef SQLITE_API
-# define SQLITE_API
 #endif}
 }
 
 # These are the header files used by SQLite.  The first time any of these 
 # files are seen in a #include statement in the C code, include the complete
@@ -124,10 +121,27 @@
    whereInt.h
 } {
   set available_hdr($hdr) 1
 }
 set available_hdr(sqliteInt.h) 0
+
+# These headers should be copied into the amalgamation without modifying any
+# of their function declarations or definitions.
+set varonly_hdr(sqlite3.h) 1
+
+# These are the functions that accept a variable number of arguments.  They
+# always need to use the "cdecl" calling convention even when another calling
+# convention (e.g. "stcall") is being used for the rest of the library.
+set cdecllist {
+  sqlite3_config
+  sqlite3_db_config
+  sqlite3_log
+  sqlite3_mprintf
+  sqlite3_snprintf
+  sqlite3_test_control
+  sqlite3_vtab_config
+}
 
 # 78 stars used for comment formatting.
 set s78 \
 {*****************************************************************************}
 
@@ -144,22 +158,22 @@
 # Read the source file named $filename and write it into the
 # sqlite3.c output file.  If any #include statements are seen,
 # process them appropriately.
 #
 proc copy_file {filename} {
-  global seen_hdr available_hdr out addstatic linemacros
+  global seen_hdr available_hdr varonly_hdr cdecllist out addstatic linemacros
   set ln 0
   set tail [file tail $filename]
   section_comment "Begin file $tail"
   if {$linemacros} {puts $out "#line 1 \"$filename\""}
   set in [open $filename r]
   set varpattern {^[a-zA-Z][a-zA-Z_0-9 *]+(sqlite3[_a-zA-Z0-9]+)(\[|;| =)}
-  set declpattern {[a-zA-Z][a-zA-Z_0-9 ]+ \**(sqlite3[_a-zA-Z0-9]+)\(}
+  set declpattern {([a-zA-Z][a-zA-Z_0-9 ]+ \**)(sqlite3[_a-zA-Z0-9]+)(\(.*)}
   if {[file extension $filename]==".h"} {
     set declpattern " *$declpattern"
   }
-  set declpattern ^$declpattern
+  set declpattern ^$declpattern\$
   while {![eof $in]} {
     set line [gets $in]
     incr ln
     if {[regexp {^\s*#\s*include\s+["<]([^">]+)[">]} $line all hdr]} {
       if {[info exists available_hdr($hdr)]} {
@@ -189,36 +203,53 @@
     } elseif {[regexp {^#ifdef __cplusplus} $line]} {
       puts $out "#if 0"
     } elseif {!$linemacros && [regexp {^#line} $line]} {
       # Skip #line directives.
     } elseif {$addstatic && ![regexp {^(static|typedef)} $line]} {
-      regsub {^SQLITE_API } $line {} line
-      if {[regexp $declpattern $line all funcname]} {
+      # Skip adding the SQLITE_PRIVATE or SQLITE_API keyword before
+      # functions if this header file does not need it.
+      if {![info exists varonly_hdr($tail)]
+       && [regexp $declpattern $line all rettype funcname rest]} {
+        regsub {^SQLITE_API } $line {} line
         # Add the SQLITE_PRIVATE or SQLITE_API keyword before functions.
         # so that linkage can be modified at compile-time.
         if {[regexp {^sqlite3_} $funcname]} {
-          puts $out "SQLITE_API $line"
+          set line SQLITE_API
+          append line " " [string trim $rettype]
+          if {[string index $rettype end] ne "*"} {
+            append line " "
+          }
+          if {[lsearch -exact $cdecllist $funcname] >= 0} {
+            append line SQLITE_CDECL
+          } else {
+            append line SQLITE_STDCALL
+          }
+          append line " " $funcname $rest
+          puts $out $line
         } else {
           puts $out "SQLITE_PRIVATE $line"
         }
       } elseif {[regexp $varpattern $line all varname]} {
-        # Add the SQLITE_PRIVATE before variable declarations or
-        # definitions for internal use
-        if {![regexp {^sqlite3_} $varname]} {
-          regsub {^extern } $line {} line
-          puts $out "SQLITE_PRIVATE $line"
-        } else {
-          if {[regexp {const char sqlite3_version\[\];} $line]} {
-            set line {const char sqlite3_version[] = SQLITE_VERSION;}
-          }
-          regsub {^SQLITE_EXTERN } $line {} line
-          puts $out "SQLITE_API $line"
-        }
-      } elseif {[regexp {^(SQLITE_EXTERN )?void \(\*sqlite3IoTrace\)} $line]} {
+          # Add the SQLITE_PRIVATE before variable declarations or
+          # definitions for internal use
+          regsub {^SQLITE_API } $line {} line
+          if {![regexp {^sqlite3_} $varname]} {
+            regsub {^extern } $line {} line
+            puts $out "SQLITE_PRIVATE $line"
+          } else {
+            if {[regexp {const char sqlite3_version\[\];} $line]} {
+              set line {const char sqlite3_version[] = SQLITE_VERSION;}
+            }
+            regsub {^SQLITE_EXTERN } $line {} line
+            puts $out "SQLITE_API $line"
+          }
+      } elseif {[regexp {^(SQLITE_EXTERN )?void \(\*sqlite3IoTrace\)} $line]} {
+        regsub {^SQLITE_API } $line {} line
         regsub {^SQLITE_EXTERN } $line {} line
         puts $out $line
       } elseif {[regexp {^void \(\*sqlite3Os} $line]} {
+        regsub {^SQLITE_API } $line {} line
         puts $out "SQLITE_PRIVATE $line"
       } else {
         puts $out $line
       }
     } else {

Index: tool/mksqlite3h.tcl
==================================================================
--- tool/mksqlite3h.tcl
+++ tool/mksqlite3h.tcl
@@ -61,19 +61,32 @@
 close $in
 
 # Set up patterns for recognizing API declarations.
 #
 set varpattern {^[a-zA-Z][a-zA-Z_0-9 *]+sqlite3_[_a-zA-Z0-9]+(\[|;| =)}
-set declpattern {^ *[a-zA-Z][a-zA-Z_0-9 ]+ \**sqlite3_[_a-zA-Z0-9]+\(}
+set declpattern {^ *([a-zA-Z][a-zA-Z_0-9 ]+ \**)(sqlite3_[_a-zA-Z0-9]+)(\(.*)$}
 
 # Force the output to use unix line endings, even on Windows.
 fconfigure stdout -translation lf
 
 set filelist [subst {
   $TOP/src/sqlite.h.in
   $TOP/ext/rtree/sqlite3rtree.h
 }]
+
+# These are the functions that accept a variable number of arguments.  They
+# always need to use the "cdecl" calling convention even when another calling
+# convention (e.g. "stcall") is being used for the rest of the library.
+set cdecllist {
+  sqlite3_config
+  sqlite3_db_config
+  sqlite3_log
+  sqlite3_mprintf
+  sqlite3_snprintf
+  sqlite3_test_control
+  sqlite3_vtab_config
+}
 
 # Process the source files.
 #
 foreach file $filelist {
   set in [open $file]
@@ -87,25 +100,27 @@
     if {[string match {*#include*<sqlite3.h>*} $line]} continue
   
     regsub -- --VERS--           $line $zVersion line
     regsub -- --VERSION-NUMBER-- $line $nVersion line
     regsub -- --SOURCE-ID--      $line "$zDate $zUuid" line
-  
-    if {[regexp {define SQLITE_EXTERN extern} $line]} {
-      puts $line
-      puts [gets $in]
-      puts ""
-      puts "#ifndef SQLITE_API"
-      puts "# define SQLITE_API"
-      puts "#endif"
-      set line ""
-    }
-  
-    if {([regexp $varpattern $line] && ![regexp {^ *typedef} $line])
-     || ([regexp $declpattern $line])
-    } {
+
+    if {[regexp $varpattern $line] && ![regexp {^ *typedef} $line]} {
       set line "SQLITE_API $line"
+    } else {
+      if {[regexp $declpattern $line all rettype funcname rest]} {
+        set line SQLITE_API
+        append line " " [string trim $rettype]
+        if {[string index $rettype end] ne "*"} {
+          append line " "
+        }
+        if {[lsearch -exact $cdecllist $funcname] >= 0} {
+          append line SQLITE_CDECL
+        } else {
+          append line SQLITE_STDCALL
+        }
+        append line " " $funcname $rest
+      }
     }
     puts $line
   }
   close $in
 }