=> Bootstrap dependency digest>=20211023: found digest-20220214
===> Skipping vulnerability checks.
WARNING: No /usr/pkg/pkgdb/pkg-vulnerabilities file found.
WARNING: To fix run: `/usr/sbin/pkg_admin -K /usr/pkg/pkgdb fetch-pkg-vulnerabilities'.
===> Building for rgbds-1.0.1
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/extern/getopt.o src/extern/getopt.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/cli.o src/cli.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/diagnostics.o src/diagnostics.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/style.o src/style.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/usage.o src/usage.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/util.o src/util.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/actions.o src/asm/actions.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/charmap.o src/asm/charmap.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/fixpoint.o src/asm/fixpoint.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/format.o src/asm/format.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/fstack.o src/asm/fstack.cpp
src/bison.sh src/asm/parser.cpp src/asm/parser.y
touch src/asm/parser.hpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/lexer.o src/asm/lexer.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/macro.o src/asm/macro.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/main.o src/asm/main.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/opt.o src/asm/opt.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/output.o src/asm/output.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/parser.o src/asm/parser.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/rpn.o src/asm/rpn.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/section.o src/asm/section.cpp
src/asm/section.cpp: In function 'bool sect_BinaryFile(const std::string&, uint32_t)':
src/asm/section.cpp:937:16: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'long int' [-Wsign-compare]
src/asm/section.cpp: In function 'bool sect_BinaryFileSlice(const std::string&, uint32_t, uint32_t)':
src/asm/section.cpp:992:42: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'long int' [-Wsign-compare]
src/asm/section.cpp:995:32: warning: comparison of integer expressions of different signedness: 'uint32_t' {aka 'unsigned int'} and 'long int' [-Wsign-compare]
At global scope:
cc1plus: note: unrecognized command-line option '-Wno-gnu-zero-variadic-macro-arguments' may have been intended to silence earlier diagnostics
cc1plus: note: unrecognized command-line option '-Wno-unknown-warning-option' may have been intended to silence earlier diagnostics
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/symbol.o src/asm/symbol.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/asm/warning.o src/asm/warning.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/extern/utf8decoder.o src/extern/utf8decoder.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/backtrace.o src/backtrace.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/linkdefs.o src/linkdefs.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/opmath.o src/opmath.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/verbosity.o src/verbosity.cpp
c++ -L/usr/pkg/lib -Wl,-R/usr/pkg/lib -L/usr/lib -Wl,-R/usr/lib -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -DBUILD_VERSION_STRING=\"`git --git-dir=.git -c safe.directory='*' describe --tags --dirty --always 2>/dev/null`\" -o rgbasm src/extern/getopt.o src/cli.o src/diagnostics.o src/style.o src/usage.o src/util.o src/asm/actions.o src/asm/charmap.o src/asm/fixpoint.o src/asm/format.o src/asm/fstack.o src/asm/lexer.o src/asm/macro.o src/asm/main.o src/asm/opt.o src/asm/output.o src/asm/parser.o src/asm/rpn.o src/asm/section.o src/asm/symbol.o src/asm/warning.o src/extern/utf8decoder.o src/backtrace.o src/linkdefs.o src/opmath.o src/verbosity.o -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti src/version.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/assign.o src/link/assign.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/fstack.o src/link/fstack.cpp
src/bison.sh src/link/script.cpp src/link/script.y
touch src/link/script.hpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/lexer.o src/link/lexer.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/layout.o src/link/layout.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/main.o src/link/main.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/object.o src/link/object.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/output.o src/link/output.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/patch.o src/link/patch.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/script.o src/link/script.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/sdas_obj.o src/link/sdas_obj.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/section.o src/link/section.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/symbol.o src/link/symbol.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/link/warning.o src/link/warning.cpp
c++ -L/usr/pkg/lib -Wl,-R/usr/pkg/lib -L/usr/lib -Wl,-R/usr/lib -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -DBUILD_VERSION_STRING=\"`git --git-dir=.git -c safe.directory='*' describe --tags --dirty --always 2>/dev/null`\" -o rgblink src/extern/getopt.o src/cli.o src/diagnostics.o src/style.o src/usage.o src/util.o src/link/assign.o src/link/fstack.o src/link/lexer.o src/link/layout.o src/link/main.o src/link/object.o src/link/output.o src/link/patch.o src/link/script.o src/link/sdas_obj.o src/link/section.o src/link/symbol.o src/link/warning.o src/extern/utf8decoder.o src/backtrace.o src/linkdefs.o src/opmath.o src/verbosity.o -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti src/version.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/fix/fix.o src/fix/fix.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/fix/main.o src/fix/main.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/fix/mbc.o src/fix/mbc.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/fix/warning.o src/fix/warning.cpp
c++ -L/usr/pkg/lib -Wl,-R/usr/pkg/lib -L/usr/lib -Wl,-R/usr/lib -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -DBUILD_VERSION_STRING=\"`git --git-dir=.git -c safe.directory='*' describe --tags --dirty --always 2>/dev/null`\" -o rgbfix src/extern/getopt.o src/cli.o src/diagnostics.o src/style.o src/usage.o src/util.o src/fix/fix.o src/fix/main.o src/fix/mbc.o src/fix/warning.o -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti src/version.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/color_set.o src/gfx/color_set.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/main.o src/gfx/main.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/pal_packing.o src/gfx/pal_packing.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/pal_sorting.o src/gfx/pal_sorting.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/pal_spec.o src/gfx/pal_spec.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/gfx/palette.o src/gfx/palette.cpp
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/png.o src/gfx/png.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/process.o src/gfx/process.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/reverse.o src/gfx/reverse.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --cflags libpng` -c -o src/gfx/rgba.o src/gfx/rgba.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
c++ -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti -c -o src/gfx/warning.o src/gfx/warning.cpp
c++ -L/usr/pkg/lib -Wl,-R/usr/pkg/lib -L/usr/lib -Wl,-R/usr/lib -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -DBUILD_VERSION_STRING=\"`git --git-dir=.git -c safe.directory='*' describe --tags --dirty --always 2>/dev/null`\" `pkg-config --libs-only-L libpng` -o rgbgfx src/extern/getopt.o src/cli.o src/diagnostics.o src/style.o src/usage.o src/util.o src/gfx/color_set.o src/gfx/main.o src/gfx/pal_packing.o src/gfx/pal_sorting.o src/gfx/pal_spec.o src/gfx/palette.o src/gfx/png.o src/gfx/process.o src/gfx/reverse.o src/gfx/rgba.o src/gfx/warning.o src/verbosity.o -Os -freorder-blocks -I/usr/pkg/include -I/usr/include -Wall -pedantic -Wno-unknown-warning-option -Wno-gnu-zero-variadic-macro-arguments -std=c++20 -I include -fno-exceptions -fno-rtti `pkg-config --libs-only-l libpng` src/version.cpp
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
/tmp/pkgbuild/devel/rgbds/work/.tools/bin/pkg-config: /usr/pkg/bin/pkg-config: not found
ld: src/gfx/png.o: in function `readData(png_struct_def*, unsigned char*, unsigned int)':
png.cpp:(.text+0x80): undefined reference to `png_get_io_ptr'
ld: src/gfx/png.o: in function `handleError(png_struct_def*, char const*)':
png.cpp:(.text+0xac): undefined reference to `png_get_error_ptr'
ld: src/gfx/png.o: in function `handleWarning(png_struct_def*, char const*)':
png.cpp:(.text+0xd0): undefined reference to `png_get_error_ptr'
ld: src/gfx/png.o: in function `Png::Png(char const*, std::basic_streambuf<char, std::char_traits<char> >&)':
png.cpp:(.text+0x414): undefined reference to `png_sig_cmp'
ld: png.cpp:(.text+0x41c): undefined reference to `png_create_read_struct'
ld: png.cpp:(.text+0x438): undefined reference to `png_create_info_struct'
ld: png.cpp:(.text+0x440): undefined reference to `png_set_read_fn'
ld: png.cpp:(.text+0x448): undefined reference to `png_set_sig_bytes'
ld: png.cpp:(.text+0x44c): undefined reference to `png_read_info'
ld: png.cpp:(.text+0x450): undefined reference to `png_get_IHDR'
ld: png.cpp:(.text+0x470): undefined reference to `png_get_PLTE'
ld: png.cpp:(.text+0x474): undefined reference to `png_get_tRNS'
ld: png.cpp:(.text+0x49c): undefined reference to `png_get_valid'
ld: png.cpp:(.text+0x4a0): undefined reference to `png_set_tRNS_to_alpha'
ld: png.cpp:(.text+0x4a4): undefined reference to `png_set_scale_16'
ld: png.cpp:(.text+0x4a8): undefined reference to `png_set_packing'
ld: png.cpp:(.text+0x4ac): undefined reference to `png_set_interlace_handling'
ld: png.cpp:(.text+0x4b0): undefined reference to `png_read_update_info'
ld: png.cpp:(.text+0x4b4): undefined reference to `png_get_image_width'
ld: png.cpp:(.text+0x748): undefined reference to `png_set_gray_to_rgb'
ld: png.cpp:(.text+0x74c): undefined reference to `png_set_palette_to_rgb'
ld: png.cpp:(.text+0x750): undefined reference to `png_set_add_alpha'
ld: png.cpp:(.text+0x758): undefined reference to `png_get_image_height'
ld: png.cpp:(.text+0x764): undefined reference to `png_get_color_type'
ld: png.cpp:(.text+0x76c): undefined reference to `png_get_bit_depth'
ld: png.cpp:(.text+0x78c): undefined reference to `png_read_image'
ld: png.cpp:(.text+0x790): undefined reference to `png_read_end'
ld: png.cpp:(.text+0x794): undefined reference to `png_destroy_read_struct'
ld: src/gfx/process.o: in function `processPalettes()':
process.cpp:(.text+0x8fc): undefined reference to `png_get_libpng_ver'
ld: src/gfx/process.o: in function `process()':
process.cpp:(.text+0xa84): undefined reference to `png_get_libpng_ver'
ld: src/gfx/reverse.o: in function `pngWarning(png_struct_def*, char const*)':
reverse.cpp:(.text+0x18): undefined reference to `png_get_error_ptr'
ld: src/gfx/reverse.o: in function `pngError(png_struct_def*, char const*)':
reverse.cpp:(.text+0x38): undefined reference to `png_get_error_ptr'
ld: src/gfx/reverse.o: in function `flushPng(png_struct_def*)':
reverse.cpp:(.text+0x204): undefined reference to `png_get_io_ptr'
ld: src/gfx/reverse.o: in function `writePng(png_struct_def*, unsigned char*, unsigned int)':
reverse.cpp:(.text+0x234): undefined reference to `png_get_io_ptr'
ld: src/gfx/reverse.o: in function `reverse()':
reverse.cpp:(.text+0x538): undefined reference to `png_get_libpng_ver'
ld: reverse.cpp:(.text+0xfa8): undefined reference to `png_create_write_struct'
ld: reverse.cpp:(.text+0xfc0): undefined reference to `png_create_info_struct'
ld: reverse.cpp:(.text+0xfc8): undefined reference to `png_set_write_fn'
ld: reverse.cpp:(.text+0xfd8): undefined reference to `png_set_IHDR'
ld: reverse.cpp:(.text+0xfdc): undefined reference to `png_write_info'
ld: reverse.cpp:(.text+0xfec): undefined reference to `png_set_sBIT'
ld: reverse.cpp:(.text+0x1158): undefined reference to `png_set_PLTE'
ld: reverse.cpp:(.text+0x115c): undefined reference to `png_set_tRNS'
ld: reverse.cpp:(.text+0x1438): undefined reference to `png_write_rows'
ld: reverse.cpp:(.text+0x143c): undefined reference to `png_write_end'
ld: reverse.cpp:(.text+0x1440): undefined reference to `png_destroy_write_struct'
distcc[11855] ERROR: compile (null) on localhost failed
gmake: *** [Makefile:140: rgbgfx] Error 1
*** Error code 2

Stop.
make[1]: stopped making "all" in /usr/pkgsrc/devel/rgbds
*** Error code 1

Stop.
make: stopped making "all" in /usr/pkgsrc/devel/rgbds