GraphicsMagick

Debug: ImageMagick command:
/usr/local/bin/gm -version
in _imagemagick_convert_exec() (line 457 of /var/www/mysite/public_html/sites/all/modules/contrib/perfomance/imagemagick/imagemagick.module).
Debug: ImageMagick output:
GraphicsMagick 1.1.15 2009-04-01 Q16 http://www.GraphicsMagick.org/
Copyright (C) 2002-2009 GraphicsMagick Group.
Additional copyrights and licenses apply to this software.
See http://www.GraphicsMagick.org/www/Copyright.html for details.

Feature Support:
Thread Safe no
Large Files (> 32 bit) yes
Large Memory (> 32 bit) yes
BZIP yes
DPS no
FlashPix yes
Ghostscript (Library) no
JBIG yes
JPEG-2000 yes
JPEG yes
Little CMS yes
Loadable Modules yes
PNG yes
TIFF yes
TRIO no
FreeType yes
WMF yes
X11 no
XML yes
ZLIB yes

Host type: amd64-portbld-freebsd8.2

Configured using the command:
./configure '--without-perl' '--enable-shared' '--enable-static' '--without-threads' '--without-x' '--with-quantum-depth=16' '--prefix=/usr/local' '--mandir=/usr/local/man' '--infodir=/usr/local/info/' '--build=amd64-portbld-freebsd8.2' 'build_alias=amd64-portbld-freebsd8.2' 'CC=cc' 'CFLAGS=-O2 -pipe -DPNG_DEPSTRUCT= -fno-strict-aliasing' 'LDFLAGS= -L/usr/local/lib' 'CPPFLAGS=-I/usr/local/include -I/usr/local/include/libpng15 -I/usr/local/include' 'CPP=cpp' 'CXX=c++' 'CXXFLAGS=-O2 -pipe -DPNG_DEPSTRUCT= -fno-strict-aliasing' --enable-ltdl-convenience

Final Build Parameters:
CC = cc -std=gnu99
CFLAGS = -O2 -pipe -DPNG_DEPSTRUCT= -fno-strict-aliasing -Wall
CPPFLAGS = -I/usr/local/include/freetype2 -I/usr/local/include -I/usr/local/include/libpng15 -I/usr/local/include -I/usr/local/include/libxml2
CXX = c++
CXXFLAGS = -O2 -pipe -DPNG_DEPSTRUCT= -fno-strict-aliasing
LDFLAGS = -L/usr/local/lib -L/usr/local/lib -L/usr/local/lib
LIBS = -ljbig -llcms -ltiff -lfreetype -ljasper -ljpeg -lpng -lfpx -lwmflite -lbz2 -lxml2 -lz -lm
in _imagemagick_convert_exec() (line 459 of /var/www/maxunion/public_html/sites/all/modules/contrib/perfomance/imagemagick/imagemagick.module).