diff options
| -rw-r--r-- | configure.in | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/configure.in b/configure.in index 6758a17a2..be93bd800 100644 --- a/configure.in +++ b/configure.in @@ -578,21 +578,24 @@ AC_CHECK_LIB(z,gzgets, AC_ARG_ENABLE(localpng, [ --enable-localpng use local PNG library, default=auto], [if test x$enable_localpng = xyes; then - ac_cv_lib_png_png_set_tRNS_to_alpha=no + ac_cv_lib_png_png_set_tRNS_to_alpha=yes fi]) - + AC_CHECK_LIB(png,png_set_tRNS_to_alpha, [ PNGINC="" PNG="" IMAGELIBS="-lpng $IMAGELIBS" AC_DEFINE(HAVE_LIBPNG) - AC_CHECK_HEADER(png.h, AC_DEFINE(HAVE_PNG_H))],[ + AC_DEFINE(HAVE_PNG_GET_VALID) + AC_DEFINE(HAVE_PNG_SET_TRNS_TO_ALPHA) AC_CHECK_HEADER(png.h, AC_DEFINE(HAVE_PNG_H))],[ if test x$enable_localpng = xno; then PNGINC="" PNG="" else AC_DEFINE(HAVE_LIBPNG) AC_DEFINE(HAVE_PNG_H) + AC_DEFINE(HAVE_PNG_GET_VALID) + AC_DEFINE(HAVE_PNG_SET_TRNS_TO_ALPHA) PNGINC="-I../png" PNG="png" IMAGELIBS="-lfltk_png $IMAGELIBS" @@ -831,7 +834,7 @@ case $uname in if test x$enable_xdbe != xno; then AC_CHECK_HEADER(X11/extensions/Xdbe.h, AC_DEFINE(HAVE_XDBE),, [#include <X11/Xlib.h>]) - AC_CHECK_LIB(Xext, XdbeQueryExtension, + AC_CHECK_LIB(Xext, XdbeQueryExtension, LIBS="-lXext $LIBS") fi |