Something

sh -x ./startup.sh 
+ export CATALINA_OPTS=-Xmx512m 
+ CATALINA_OPTS=-Xmx512m 
+ os400=false 
+ case "`uname`" in 
++ uname 
+ PRG=./startup.sh 
+ '[' -h ./startup.sh ']' 
++ dirname ./startup.sh 
+ PRGDIR=. 
+ EXECUTABLE=catalina.sh 
+ false 
+ '[' '!' -x ./catalina.sh ']' 
+ exec ./catalina.sh start 
: bad interpreter: No such file or directorycat-5.5.9/bin/catalina.sh: /bin/sh 
./startup.sh: line 48: /usr/local/jakarta/jakarta-tomcat-5.5.9/bin/catalina.sh: Success