fix #ifdef mistake in stb_sprintf

README.md

@@ -17,7 +17,7 @@ library    | lastest version | category | LoC | description
 **[stb_image_write.h](stb_image_write.h)** | 1.02 | graphics | 1048 | image writing to disk: PNG, TGA, BMP
 **[stb_image_resize.h](stb_image_resize.h)** | 0.91 | graphics | 2578 | resize images larger/smaller with good quality
 **[stb_rect_pack.h](stb_rect_pack.h)** | 0.10 | graphics | 583 | simple 2D rectangle packer with decent quality
-**[stb_sprintf.h](stb_sprintf.h)** | 1.00 | utility | 1066 | fast sprintf, snprintf for C/C++
+**[stb_sprintf.h](stb_sprintf.h)** | 1.01 | utility | 1064 | fast sprintf, snprintf for C/C++
 **[stretchy_buffer.h](stretchy_buffer.h)** | 1.02 | utility | 216 | typesafe dynamic array for C (i.e. approximation to vector<>), doesn't compile as C++
 **[stb_textedit.h](stb_textedit.h)** | 1.10 | user&nbsp;interface | 1330 | guts of a text editor for games etc implementing them from scratch
 **[stb_voxel_render.h](stb_voxel_render.h)** | 0.84 | 3D&nbsp;graphics | 3752 | Minecraft-esque voxel rendering "engine" with many more features
@@ -33,7 +33,7 @@ library    | lastest version | category | LoC | description
 **[stb_leakcheck.h](stb_leakcheck.h)** | 0.2 | misc | 124 | quick-and-dirty malloc/free leak-checking
 
 Total libraries: 20  
-Total lines of C code: 49381
+Total lines of C code: 49379
 
 
 FAQ

stb_sprintf.h

@@ -1,4 +1,4 @@
-// stb_sprintf - v1.00 - public domain snprintf() implementation
+// stb_sprintf - v1.01 - public domain snprintf() implementation
 // originally by Jeff Roberts / RAD Game Tools, 2015/10/20
 // http://github.com/nothings/stb
 //
@@ -152,7 +152,7 @@ STBSP__PUBLICDEF void STB_SPRINTF_DECORATE( set_separators )( char comma, char p
 
 #endif // STB_SPRINTF_H_INCLUDE
 
-#ifndef STB_SPRINTF_IMPLEMENTATION
+#ifdef STB_SPRINTF_IMPLEMENTATION
 
 #include <stdlib.h>  // for va_arg()