X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d554e5da38a90760e92b7b0e4a66dbaef71a2d54..f22e0c3c3f90510f1a92ab148f20b2453e338626:/src/common/doslex.c

diff --git a/src/common/doslex.c b/src/common/doslex.c
index 3dbdde99ed..bbf61f0eac 100644
--- a/src/common/doslex.c
+++ b/src/common/doslex.c
@@ -252,7 +252,9 @@ static int my_unput(char);
 	if ( (result = read( fileno(yyin), (char *) buf, max_size )) < 0 ) \
 	    YY_FATAL_ERROR( "read() in flex scanner failed" );
 #else
-# undef unput
+# ifndef unput
+#  undef unput
+# endif
 # define unput(_c) my_unput(_c)
 #endif